diff --git a/pr/transitionstriebwerk/povray.ini b/pr/transitionstriebwerk/povray.ini
new file mode 100644
index 0000000..89e306d
--- /dev/null
+++ b/pr/transitionstriebwerk/povray.ini
@@ -0,0 +1,5 @@
++a
++fp +w400 +h300 +d1
++l/usr/local/povray3/include
++l/home/hjp/wrk/dgk
+display_gamma = 2.2
diff --git a/pr/transitionstriebwerk/test-transitionstriebwerk.pov b/pr/transitionstriebwerk/test-transitionstriebwerk.pov
new file mode 100644
index 0000000..b68376f
--- /dev/null
+++ b/pr/transitionstriebwerk/test-transitionstriebwerk.pov
@@ -0,0 +1,44 @@
+#include "colors.inc"
+#include "shapes.inc"
+#include "textures.inc"
+#include "stones.inc"
+
+#declare C_OffWhite =
+    color red 1 green 1 blue 0.8 
+
+light_source { <16.5, 14, 16.5> colour C_OffWhite * 0.6 }
+light_source { <-16.5, 14, 16.5> colour C_OffWhite * 0.6 }
+light_source { <16.5, 14, -16.5> colour C_OffWhite * 0.6 }
+light_source { <-16.5, 14, -16.5> colour C_OffWhite * 0.6 }
+
+camera {
+        location <20, 40, 20>
+        look_at <0, 0, 0>
+}
+plane {<0, 1, 0>, 0 texture {pigment {color White}}}
+//plane {<0, -1, 0>, -15 texture {pigment {color White}}}
+difference {
+    cone {
+	<0, 0, 0> 25,
+	<0, 15, 0> 25
+    }
+    cone {
+	<0, 0, 0> 24,
+	<0, 16, 0> 24
+    }
+    box {
+	<-1.5, 0, -25>
+	<+1.5, 5, +25>
+    }
+    box {
+	<-25, 0, -1.5>
+	<+25, 5, +1.5>
+    }
+    texture {pigment {color White}}
+}
+
+#include "transitionstriebwerk.pov"
+
+object {
+    transitionstriebwerk
+}
diff --git a/pr/transitionstriebwerk/transitionstriebwerk.pov b/pr/transitionstriebwerk/transitionstriebwerk.pov
new file mode 100644
index 0000000..97c1818
--- /dev/null
+++ b/pr/transitionstriebwerk/transitionstriebwerk.pov
@@ -0,0 +1,755 @@
+#include "metals.inc"
+#include "glass.inc"
+
+#declare turm = 
+    lathe {
+	30,
+	<0.0, 0.0>,
+	<2.7, 0.0>,
+	<2.7, 0.6>,
+	<2.3, 1.8>,
+	<2.3, 2.2>,
+	<2.7, 3.2>,
+	<3.2, 3.2>,
+	<3.2, 3.4>,
+	<2.7, 3.4>,
+	<1.8, 5.6>,
+	<2.7, 5.6>,
+	<2.7, 6.2>,
+	<2.1, 6.8>,
+	<1.9, 7.6>,
+	<0.9, 7.6>,
+	<0.9, 8.2>,
+	<2.1, 8.2>,
+	<2.1, 8.4>,
+	<0.9, 8.4>,
+	<0.9, 8.6>,
+	<2.1, 8.6>,
+	<2.1, 8.8>,
+	<0.9, 8.8>,
+	<0.9, 9.0>,
+	<2.1, 9.0>,
+	<2.1, 9.2>,
+	<2.1, 9.7>,
+	<2.6, 9.7>,
+	<2.6, 10.3>,
+	<0.0, 10.3>
+	texture {
+	    pigment {
+		image_map {
+		    gif "turm-c.gif"
+		    map_type 2
+		}
+		scale <1, 10.3, 1>
+	    }
+	}
+	normal {
+	    bump_map {
+		gif "turm-b.gif"
+		map_type 2
+		bump_size 5
+	    }
+	    scale <1, 10.3, 1>
+	}
+
+    }
+
+#declare console =
+    union {
+	prism {
+	    linear_sweep
+	    linear_spline
+	    0, 
+	    2.6,
+	    5,
+	    <0, 0>, <4.4, 0>, <4.4, 0.6>, <0.6, 0.6>, <0, 0>
+	    rotate <0, -90, 0>
+	    rotate <0, 0, -90>
+	    texture {
+		pigment {White}
+	    }
+	}
+	union {
+	    box {
+		<0, 0, 0>, <1.4, 0.6*sqrt(2), -0.01>
+		texture {
+		    pigment {Black}
+		}
+	    }
+	    box {
+		<0.4, 0.5, 0.01>, <1.3, 0.8, -0.02>
+		texture {
+		    pigment {Green}
+		}
+	    }
+	    sphere {
+		<0.55, 0.35, 0.01>, 0.13
+		scale <1, 1, 0.1>
+		texture {
+		    pigment {Green}
+		}
+	    }
+	    sphere {
+		<0.85, 0.35, 0.01>, 0.13
+		scale <1, 1, 0.1>
+		texture {
+		    pigment {Yellow}
+		}
+	    }
+	    sphere {
+		<1.15, 0.35, 0.01>, 0.13
+		scale <1, 1, 0.1>
+		texture {
+		    pigment {Red}
+		}
+	    }
+	    rotate <45, 0, 0>
+	}
+    }
+
+#declare zylinder =
+    union {
+	lathe {
+	    10,
+	    <0.0, 0.0>,
+	    <1.0, 0.0>,
+	    <1.0, 0.4>,
+	    <0.8, 0.5>,
+	    <0.8, 1.2>,
+	    <1.0, 1.4>,
+	    <1.0, 1.8>,
+	    <0.8, 1.8>,
+	    <0.7, 2.0>,
+	    <0.0, 2.0>
+	}
+	sphere {
+	    <0, 2, 0>, 0.7
+	}
+	texture {
+	    T_Copper_3D
+	}
+
+    }
+
+#declare hufeisen =
+    union {
+	box {
+	    <0.0,  8.2, 0.0>,
+	    <0.8, 10.0, 2.5>
+	}
+	cone {
+	    <0.0, 9.1, 0.0>, 0.9,
+	    <0.8, 9.1, 0.0>, 0.9
+	}
+	texture {
+	    T_Copper_3D
+	}
+
+    }
+
+#declare baum =
+    union {
+	cone {
+	    <0, 0, 0>, 0.3,
+	    <0, 2.9, 0>, 0.1
+	}
+	sphere {
+	    <0, 2.85, 0>, 0.15
+	}
+	#declare i=0
+	#while (i < 6) 
+	    cone {
+		<0, i * 0.33 + 0.5, 0>, 1.2 - 0.1 * i,
+		<0, i * 0.33 + 0.8, 0>, 1.2 - 0.1 * i
+		texture {
+		    T_Ruby_Glass
+		}
+	    }
+	    #declare i = i + 1
+	#end
+	cone {
+	    <0, 0, 0>, 0.5,
+	    <0, 0.4, 0>, 0.4
+	}
+	texture {
+	    T_Chrome_5E
+	}
+    }
+	
+
+#declare block = 
+    union {
+	difference {
+	    prism {
+		linear_sweep
+		linear_spline
+		0,
+		9.6,
+		6,
+		<0, 0>, <6.8, 0>, <6.8, 3.6>, <4.4, 6.0>, <0, 6.0>, <0, 0>
+	    }
+	    box {
+		<0.4, 0.8, -0.1>, <6.4, 4, 2.4>
+	    }
+	    box {
+		<0.8, 6.4, -0.1>, <3.4, 9.7, 4.4>
+	    }
+	}
+	object {
+	    console
+	    translate <0.8, 6.4, 0>
+	}
+	object {
+	    baum
+	    translate <2.1, 7.0, 2.5>
+	}
+	object {
+	    zylinder
+	    translate <1.4, 0.8, 1.2>
+	}
+	object {
+	    zylinder
+	    translate <3.4, 0.8, 1.2>
+	}
+	object {
+	    zylinder
+	    translate <5.4, 0.8, 1.2>
+	}
+	object {
+	    hufeisen
+	    translate <3.8, 0.0, 0.0>
+	}
+	object {
+	    hufeisen
+	    translate <5.0, 0.0, 0.0>
+	}
+	union {
+	    #declare zet = 5.2
+	    cone {
+		<4.0, 9.6, zet>, 0.4
+		<4.0, 9.8, zet>, 0.4
+	    }
+	    cone {
+		<4.0, 9.6, zet>, 0.1
+		<4.0, 9.6, 2.5>, 0.1
+	    }
+	    cone {
+		<4.0, 9.6, zet>, 0.1
+		<5.2, 9.6, zet-1.2>, 0.1
+	    }
+	    cone {
+		<5.2, 9.6, zet-1.2>, 0.1
+		<5.2, 9.6, 2.5>, 0.1
+	    }
+	    cone {
+		<4.0, 9.6, zet>, 0.1
+		<1.0, 9.6, zet>, 0.1
+	    }
+	    cone {
+		<1.0, 9.6, zet>, 0.6
+		<1.0, 9.8, zet>, 0.6
+	    }
+	    sphere {
+		<1.0, 9.6, zet>, 0.5
+	    }
+
+	    texture {
+		pigment {
+		    Orange
+		}
+	    }
+	}
+	union {
+	    cone {
+		<4.8, 9.3, 0>, 0.1
+		<4.8, 5.0, 0>, 0.1
+	    }
+	    cone {
+		<4.8, 5.0,  0.0>, 0.2
+		<4.8, 5.0, -0.1>, 0.2
+	    }
+	    cone {
+		<4.8, 5.1,  0.0>, 0.1
+		<2.0, 5.1,  0.0>, 0.1
+	    }
+	    cone {
+		<4.8, 4.9,  0.0>, 0.1
+		<3.0, 4.9,  0.0>, 0.1
+	    }
+	    cone {
+		<3.0, 4.9,  0.0>, 0.1
+		<3.0, 4.0,  0.0>, 0.1
+	    }
+
+	    texture {
+		pigment {
+		    Orange
+		}
+	    }
+	}
+	union {
+	    box {
+		<0, 0.1, -0.2>, <1, 0.3, 0>
+	    }
+	    box {
+		<0, -0.3, -0.2>, <1, -0.1, 0>
+	    }
+	    box {
+		<0, -0.7, -0.2>, <1, -0.5, 0>
+	    }
+	    cone {
+		<0.2, -0.7, -0.1>, 0.1,
+		<0.2, 0.3, -0.1>, 0.1
+	    }
+	    cone {
+		<0.5, -0.7, -0.1>, 0.1,
+		<0.5, 0.3, -0.1>, 0.1
+	    }
+	    cone {
+		<0.8, -0.7, -0.1>, 0.1,
+		<0.8, 0.3, -0.1>, 0.1
+	    }
+	    texture {
+		pigment {
+		    LightSteelBlue
+		}
+	    }
+	    translate <1, 5.1, 0>
+	}
+
+	texture {
+	    pigment {
+		White
+	    }
+	}
+    }
+
+
+#declare block_paar =
+    union {
+	object {
+	    block
+	    translate <+0.45, 0, -14.5>
+	}
+	object {
+	    block
+	    translate <+0.45, 0, -14.5>
+	    scale <-1, 1, 1>
+	}
+    }
+
+#declare steg_turm = 
+    union {
+	difference {
+	    cone {
+		<0, 5.6, 0>, 2.7 + 0.8,
+		<0, 5.8, 0>, 2.7 + 0.8
+	    }
+	    cone {
+		<0, 5.5, 0>, 2.7,
+		<0, 5.9, 0>, 2.7
+	    }
+	}
+	difference {
+	    torus {
+		2.7 + 0.8, 0.02
+		translate <0, 6.6, 0>
+	    }
+	    box {
+		<-0.4, 6.5, -(2.7 + 0.9)>
+		<+0.4, 6.7, +(2.7 + 0.9)>
+		rotate <0, -45, 0>
+	    }
+	    box {
+		<-0.4, 6.5, -(2.7 + 0.9)>
+		<+0.4, 6.7, +(2.7 + 0.9)>
+		rotate <0, 90 - 32.03, 0>
+	    }
+	    box {
+		<-0.4, 6.5, -(2.7 + 0.9)>
+		<+0.4, 6.7, +(2.7 + 0.9)>
+		rotate <0, 180 + 32.03, 0>
+	    }
+	}
+	#declare i=0
+	#while (i < 360) 
+	    cone {
+		<0, 5.6, -(2.7 + 0.8)>, 0.02,
+		<0, 6.6, -(2.7 + 0.8)>, 0.02
+		rotate <0, i, 0>
+	    }
+	    #declare i = i + 30
+	#end
+	union {
+	    cone {
+		<-0.4, 0, 0>, 0.02,
+		<-0.4, 6.6, 0>, 0.02
+	    }
+	    cone {
+		<+0.4, 0, 0>, 0.02,
+		<+0.4, 6.6, 0>, 0.02
+	    }
+	    #declare i=0.3
+	    #while (i < 5.6) 
+		box {
+		    <-0.4, i, 0.1>,
+		    <+0.4, i + 0.02, -0.1>
+		}
+		#declare i = i + 0.3
+	    #end
+	    difference {
+		torus {
+		    0.5, 0.02
+		    rotate <0, 0, 90>
+		}
+		plane {
+		    <0, 0, -1>, 0
+		}
+		translate <-0.4, 6.1, 0>
+	    }
+	    difference {
+		torus {
+		    0.5, 0.02
+		    rotate <0, 0, 90>
+		}
+		plane {
+		    <0, 0, -1>, 0
+		}
+		translate <+0.4, 6.1, 0>
+	    }
+	    translate <0, 0, -(2.7 + 0.8)>
+	    rotate <0, -45, 0>
+	}
+    }
+
+#declare steg_verbindung = 
+    union  {
+	box {
+	    <2.7 + 0.4, 5.6, -0.4>,
+	    <5.582    , 5.8,  0.4>
+	}
+	cone {
+	    <2.7 + 0.8, 6.6, -0.4>, 0.02
+	    <5.353    , 6.6, -0.4>, 0.02
+	}
+	cone {
+	    <2.7 + 0.8, 6.6, +0.4>, 0.02
+	    <5.582    , 6.6, +0.4>, 0.02
+	}
+	//plane {
+	//	<0, 0, -1>, 3.3
+	//}
+	rotate <0, 180 - 32.03, 0>
+	translate <12, 0, 0>
+    }
+
+#declare steg_seite = 
+    union {
+	box {
+	    <-(12 - 4.52), 5.6, -3.3>,
+	    <+(12 - 4.52), 5.8, -2.5>
+	}
+	cone {
+	    <-(12 - 4.52), 6.6, -3.3>, 0.02,
+	    <+(12 - 4.52), 6.6, -3.3>, 0.02
+	}
+	#declare i=-6
+	#while (i <= 6) 
+	    cone {
+		<i, 5.6, -(2.5 + 0.8)>, 0.02,
+		<i, 6.6, -(2.5 + 0.8)>, 0.02
+	    }
+	    #declare i = i + 2
+	#end
+	object {
+	    steg_verbindung
+	}
+	object {
+	    steg_verbindung
+	    scale <-1, 1, 1>
+	}
+    }
+		
+#declare steg1 =
+    union {
+	object {
+	    steg_turm
+	    translate <12, 0, 0>
+	}
+	object {
+	    steg_seite
+	    translate <0, 0, 0>
+	}
+
+	texture {
+	    T_Chrome_5E
+	}
+    }
+
+#declare steg =
+    union {
+	object {
+	    steg1
+	    translate <0, 0, -12>
+	}
+	object {
+	    steg1
+	    translate <0, 0, -12>
+	    rotate <0, 90, 0>
+	}
+	object {
+	    steg1
+	    translate <0, 0, -12>
+	    rotate <0, 180, 0>
+	}
+	object {
+	    steg1
+	    translate <0, 0, -12>
+	    rotate <0, 270, 0>
+	}
+    }
+
+#declare zentralturm =
+    union {
+	cone {
+	    <0, 0, 0>, 7.0
+	    <0, 0.01, 0>, 7.0
+	    texture {
+		pigment {
+		    Yellow
+		}
+	    }
+	}
+	cone {
+	    <0, 0, 0>, 3.2
+	    <0, 0.4, 0>, 3.2
+	}
+	cone {
+	    <0, 0.4, 0>, 2.8
+	    <0, 3, 0>, 3.2
+	}
+	cone {
+	    <0, 3, 0>, 2.5
+	    <0, 4.4, 0>, 2.5
+	    texture {
+		pigment {
+		    image_map {
+			gif "zentral1.gif"
+			map_type 2
+		    }
+		    scale <1, 1.4, 1>
+		}
+	    }
+	}
+	intersection {
+	    sphere {
+		<0, 6.6, 0>, 3.9
+	    }
+	    box {
+		<-3.9, 4.4, -3.9>
+		<+3.9, 8.8, +3.9>
+	    }
+	}
+	union {
+	    difference {
+		cone {
+		    <0, 8.8, 0>, 2.7
+		    <0, 10.2, 0>, 2.3
+		}
+		box {
+		    <0.2,  9.0, -0.2>
+		    <2.7, 10.0, -2.7>
+		}
+		box {
+		    <0.2,  9.0, +0.2>
+		    <2.7, 10.0, +2.7>
+		}
+		box {
+		    <-0.2,  9.0, +0.2>
+		    <-2.7, 10.0, +2.7>
+		}
+		box {
+		    <-0.2,  9.0, -0.2>
+		    <-2.7, 10.0, -2.7>
+		}
+		    
+	    }
+	    cone {
+		<0, 8.8, 0>, 2.1
+		<0, 10.2, 0>, 2.1
+	    }
+
+	}
+	cone {
+	    <0, 10.2, 0>, 1.7
+	    <0, 10.8, 0>, 1.4
+	    texture {
+		pigment {
+		    image_map {
+			gif "zentral2.gif"
+			map_type 2
+		    }
+		    scale <1, 0.6, 1>
+		}
+	    }
+	}
+	cone {
+	    <0, 10.8, 0>, 0.7
+	    <0, 10.9, 0>, 0.7
+	}
+	sphere {
+	    <0, 10.9, 0>, 0.6
+	}
+	texture {
+	    pigment { White }
+	}
+		
+    }
+
+#declare klammer =
+    union {
+	difference {
+	    box {
+		<9,   8.2, -1>
+		<15,  9.7, +1>
+	    }
+	    cone {
+		<0, 0, -1.1>, 2
+		<0, 0, +1.1>, 2
+		scale <1, 0.5, 1>
+		translate <11, 8.2, 0>
+	    }
+	    box {
+		<8.9,  8.2, -1.1>
+		<11, 9.2, +1.1>
+	    }
+	}
+	cone {
+	    <9, 9.7, 0>, 0.1
+	    <15, 9.7, 0>, 0.1
+	    texture { pigment { Orange } }
+	}
+	cone {
+	    <11, 9.7, 0>, 0.5
+	    <11, 9.9, 0>, 0.5
+	    texture { pigment { Orange } }
+	}
+	box {
+	    < 6.5, 8.8, -1>
+	    <13,   9.0, +1>
+	}
+	intersection {
+	    torus {
+		5.7, 1.0
+		translate <0, 8.0, 0>
+	    }
+	    box {
+		<4.7, 7.0, -1.0>
+		<6.7, 8.0, +1.0>
+	    }
+	}
+	intersection {
+	    difference {
+		cone {
+		    <0, 8.0, 0>, 6.7
+		    <0, 9.0, 0>, 6.7
+		}
+		cone {
+		    <0, 7.9, 0>, 6.5
+		    <0, 9.1, 0>, 6.5
+		}
+	    }
+	    box {
+		<4.7, 8.0, -1.0>
+		<6.7, 9.0, +1.0>
+	    }
+	}
+	prism {
+	    linear_spline
+	    linear_sweep
+	    -0.8, 0.8,
+	    8,
+	    <5.0, 8.8>, <6.0, 8.8>, <6.5, 9.0>, <8, 9.0>,
+	    <8, 9.2>, <6.5, 9.5>, <4.5, 9.5>, <5.0, 8.8>
+	    rotate <-90, 0, 0>
+	    texture {
+		pigment { White }
+	    }
+	}
+	texture {
+	    pigment { White }
+	}
+    }
+
+#declare ring =
+    union {
+	torus {
+	    5.7, 0.8
+	    translate <0, 8.0, 0>
+	    texture {
+		pigment { DarkSlateGray }
+	    }
+	}
+	object {
+	    klammer
+	    rotate <0, 45, 0>
+	}
+	object {
+	    klammer
+	    rotate <0, 135, 0>
+	}
+	object {
+	    klammer
+	    rotate <0, -45, 0>
+	}
+	object {
+	    klammer
+	    rotate <0, -135, 0>
+	}
+    }
+
+	    
+
+#declare transitionstriebwerk = 
+    union {
+	object {
+	    turm
+	    translate <-12, 0, -12>
+	}
+	object {
+	    turm
+	    translate <-12, 0, +12>
+	}
+	object {
+	    turm
+	    translate <+12, 0, +12>
+	}
+	object {
+	    turm
+	    translate <+12, 0, -12>
+	}
+	object {
+	    block_paar
+	}
+	object {
+	    block_paar
+	    rotate <0, 90, 0>
+	}
+	object {
+	    block_paar
+	    rotate <0, 180, 0>
+	}
+	object {
+	    block_paar
+	    rotate <0, 270, 0>
+	}
+	object {
+	    steg
+	}
+	object {
+	    zentralturm
+	}
+	object {
+	    ring
+	}
+    }
diff --git a/pr/transitionstriebwerk/transitionstriebwerk3.jpg b/pr/transitionstriebwerk/transitionstriebwerk3.jpg
new file mode 100644
index 0000000..436a164
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diff --git a/pr/transitionstriebwerk/turm-b.gif b/pr/transitionstriebwerk/turm-b.gif
new file mode 100644
index 0000000..87ee729
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diff --git a/pr/transitionstriebwerk/turm-c.gif b/pr/transitionstriebwerk/turm-c.gif
new file mode 100644
index 0000000..99b9e16
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diff --git a/pr/transitionstriebwerk/zentral1.gif b/pr/transitionstriebwerk/zentral1.gif
new file mode 100644
index 0000000..f2a91a1
Binary files /dev/null and b/pr/transitionstriebwerk/zentral1.gif differ
diff --git a/pr/transitionstriebwerk/zentral2.gif b/pr/transitionstriebwerk/zentral2.gif
new file mode 100644
index 0000000..8acb61c
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