Not sure if this belongs here on WOP, but never the less a pretty cool book..
This was one of the hand books given to my grandfather who worked the engine roomName:  IMG_0554.jpg
Views: 315
Size:  103.3 KBName:  IMG_0555.jpg
Views: 314
Size:  49.4 KBName:  IMG_0556.jpg
Views: 330
Size:  43.2 KBName:  IMG_0557.jpg
Views: 297
Size:  36.9 KBName:  IMG_0558.jpg
Views: 277
Size:  44.5 KB