Tung-Sol 1959 OEM Price List - Don't come across OEM price list very often. This one covers both military/industrial and receiving tubes. Note the subtleties, such as different pricing for government vs commercial packing, the MIL-E-1/ spec. number, and Point of Manufacture.
Tung-Sol Chatham 1959 Chatham Data - Chatham Electronics was bought in 195? by Tung-Sol. Chatham specialized in high-quality industrial tubes, both gas and vacuum. This data binder lists these as well as other products that Chatham made, including avionic power supplies, radiation detectors, selenium, and silicon rectifiers.