First Aid Men Holding Hands Humorous Awkward :-) Vintage Glass Slide 1920s? 30s?

Photograph thought to be taken and used to illustrate first aid in practice. 

From St Andrew First Aid archive. 

Note -

1st photo has been cropped

2nd photo is a raw scan

3th photo is typical example of magic lantern slide - showing form and size.

Dimensions approx 83x83mm.

This slide is in good condition for being c.90+ ? years old, has some dust / marks on image. I'm selling a massive collection, please inspect images to help assess condition of this slides(s). Some may benefit from being retaped. If unsure please ask questions before bidding. I combine postage!

Please see my other vintage photographic items.

Please note:

1. We combine shipping where possible - contact us before paying for multiple items so we can provide you with a cost-saving invoice.

2. If you purchase from outside the UK your country's customs may add a tax to the item before delivery. We are unable to advise on this extra costs and are not responsible for the extra charges.

3. Any other questions please get in touch always happy to help!