On Mon, 6 Aug 2012 16:13:42 +0000 Diydave123 wrote :
Have been replacing 1930s floorboards and discovered that a
partition wall made of breezeblock has been built directly on top of
the old boards - probably in the 80s when a lot of bodging was done.

That wasn't uncommon in the 1930s, likewise partitions built of bricks
laid on their sides

--
Tony Bryer, Greentram: 'Software to build on',
Melbourne, Australia www.greentram.com