KODAK Carouse*l Slide Stack Loader No. B40 F*S Optical Flat Where did this new old

Where did this new old stock come from

The carrier itself is a large webbing bag

near the latch

This is so old

KODAK Carouse*l Slide Stack Loader No. B40 F*S Optical Flat Where did this new oldKODAK Carousel Slide Stack Loader No. B40 This is a like new Kodak Carousel Stack Loader No. B40. This allows a carousel projector to project slides without the use of a slide carousel. What you see is complete stack loader in the original box and protective sleeve. approx 6" by 6", in like new condition, box has almost no age wear and the protective sleeve has a bit of age rash. EKCo cat no 151 4249. Exceptional condition overall! Holds 40 2" x 2"