Generous lot of antique plumbing and piping and pipe-bending brochures, mostly from the 1920s. Where I could find a printed date, I added it to the list. The undated ones are probably also from the 1920s.
In the order of the photographs:
1. Wallace Supplies bulletin No. 25 - 32 pages, 1920s probably
2. Wallace Supplies bulleting No. 24 - very similar to the one above. Great illustrations!
3. 1929 Ryerson Journal and Stock List, plus separate price list, 96 pages
4. 1924 Blue Seal Iron Co., 24 pages.
5. American Tube Works price list
6. 1928 National Shelby Seamless Steel Tubing - 32 pages
7. 1928 The Story of National Shelby Seamless Boiler Tubes
8. 1927 N. A. Strand & Company foldout and possibly frameable brochure - great graphics
9. 1928 Toledo Pipe Bender
10. Chase Water Tubing
11. 1920s Chase Alpha Brass Pipe
12. 1920s Alpha Brass Pipe - "Leaks?"
13. 1920s National Copper-Steel Pipe - foldout possibly frameable brochure - great graphics
14. Linderme Tube tag