By MichelleB, 21 November, 2007 Description Im not sure how it all works, but the cardboard acordian-like view adjuster? is still in tact, not ripped. It takes old square glass slides. Category Vintage Electronics Medium Metal Distinguishing marks Model No.10430 Condition Poor Date Period late 1800s early 1900's Weight est. 5lbs History I found it in an old storage room at a Masonic Temple, that was established in the 1880's eBay Auction Link For Sale? No Log in or register to post comments