Letters from the past

A 1940 letter from Westinghouse Electric Supply Company in Jacksonville, Florida. The letter is addressed to Mr. Nathan B. Steele in Atlanta, Georgia. It discusses the use of certain equipment, possibly Surveyor and Greene, and contains a hand-written note at the bottom with a date and some initials. The company letterhead is prominently displayed at the top.
Typed letter from Economy Mart, Inc. dated Aug. 13th 1941, recommending Nathan H. Steele as a firearms and fishing tackle expert.
Handwritten letter in cursive dated January 6, 1979, expressing appreciation for Rustyrye Chamois Wiper and inquiring about ordering more due to local store unavailability, with postal address partially redacted.
Vintage letter from Rustepraufe Laboratories, dated November 17, 1948, addressed to an individual in St. Petersburg, Florida. It discusses sending instructions for new shooters and offers advice on firearm handling and care. The letterhead features illustrations and logos related to gun maintenance.
A formal typewritten letter dated January 4, 1990, from Naknek, AK, addressed to Rusterpruffe Laboratories in Sparta, WI 54656. The letter requests information on purchasing Chamois Wipers and Nitro Solvent Rust Preventing Oil, mentioning previous satisfaction with the products but difficulty finding a supplier. It is signed with a handwritten signature and has several redacted sections, including in the sender's address and signature blocks.
A handwritten letter on National Guard Professional Education Center stationery, dated July 11, 1983, expressing a request for "Rusteprufe" product and asking for information on the nearest distributor. The writer mentions satisfaction with the product's performance in preventing rust on shotguns.