There is (was?) a shop in Washington DC that sells/sold these OTC. A pleasure to browse. I had a North Atlantic chart that I'd pass to cabin crew, and pilots wo

There is (was?) a shop in Washington DC that sells/sold these OTC. A pleasure to browse. I had a North Atlantic chart that I'd pass to cabin crew, and pilots would chart the flight. I had quite a collection of flights on that chart. Dates & names.