Dave Osborne wrote:
Found under the floorboards of a house built in the late '50s or
early '60s.
Anybody shed any light on what "Non-association" might mean?

http://i55.tinypic.com/29bbzo8.jpg

here's the other side: -

http://i53.tinypic.com/11rzv6f.jpg

Cheers,
DaveyOz

Okay so the book is dated 1931. These scans might answer the question.

http://s428.photobucket.com/albums/q...ent=img009.jpg
http://s428.photobucket.com/albums/q...ent=img010.jpg
http://s428.photobucket.com/albums/q...ent=img011.jpg


There other sections covering steel conduit, lead covered wiring and wood
casing that I can scan if anyone is interested. There is also a brilliant
section on how to light a house.

HTH

--
Adam