1936 Keystone Airlines NY Phila Air Shuttle Timetable Sikorsky Amphibians B1-20 For Sale

Keystone Airlines NY Phila Shuttle Timetable October 1936 Sikorsky Amphibians. Measures 3-1/2\" x 6\". Opens to 2 panels.See Images. Shows very little wear. Clean. B1-20I started selling on here in 1998. I actively listed till around 2013. Then allowed the listings to die a slow death. Last sale was in 2021. After a 10+ year absence from listing on here due to burnout, I have decided to return. My accumulations of items have grown since I stopped listing. I have in excess of 50000 items to list. 90+ percent of it is ephemera and paper items.I do NOT sell reprints or reproductions. I always combine shipping either by refunding excess shipping or sending invoice with adjust shipping if you choose not to pay first.