34. Plant layout showing conveyor belt configured for 12 workers, and another layout doing the same work, configured for 6 workers. Collection: Early 20th Century Engineering Lantern Slides Set: Plant Layout Date: undated Format: Image Creator: unknown
35. Plant layout showing conveyor belt configured for 12 workers, and another layout doing the same work, configured for 6 workers. Collection: Early 20th Century Engineering Lantern Slides Set: Plant Layout Date: undated Format: Image Creator: unknown
36. Dimensions and time costs of work done on the flat-turret lathe Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Location: unknown Date: undated Format: Image Creator: unknown
