Lot Essay
The mechanical slide subjects are: a monkey slide, twin monkey slide, chromotropic slide, combined chromotrope and goldish bowl, watermill and windmill.
Details
Mechanical and slipping slides
comprising six 7 x 5 inch hand-cranked mechanical slides, 19 slipping slides and four lever slides, in a fitted wood box. (29)
comprising six 7 x 5 inch hand-cranked mechanical slides, 19 slipping slides and four lever slides, in a fitted wood box. (29)
Further details
See illustration