Is the so- called "Ten - Mile" map , Sheet2,published in 1957 printed
on outline maps of the Ordnance Survey still available. I have sheet
1, Scotland and North  of England.?

Hi jill66,

I'm happy to let you know that Sheet 2 is listed for sale at Moore
Books.

Geological Survey of Great Britain Maps: 
Sheet 2 of Geological Survey Ten-mile map covering Southern England. 
Printed on outline maps of the Ordnance Survey. 
£3.00
Moore Books
53 Vineyard Drive
Newport
Shropshire
TF10 7DF
Telephone 01952 405105
http://www.moorebooks.freeserve.co.uk/second_hand_geology.htm

Additional Links:

You can view some nice online geological maps of Southern England
here:
Geology of Great Britain - Introduction by Ian West:
9 Geological Maps of Southern England
1 Southeast England - Historic Map of Gideon Mantell
http://www.soton.ac.uk/~imw/geobrit.htm

Ten-Mile Map Sheet Two is listed as a reference here:
Investigations of the possible mode of formation of rocks exposed in a
small quarry near Cirencester:
http://www.royagcol.ac.uk/~john_conway/geology/gcse.htm

I hope this helps. If you have any questions or if this doesn't
satisfy your request, please post a clarification request before
rating my answer.

Thank you,
hummer

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Terms Used:
Ten - Mile map 
"British Geological Survey".