Pill Boxes on the Western Front: a Guide to the Design, Construction and Use of Concrete Pill Boxes 1914-1918
Pill Boxes on the Western Front: a Guide to the Design, Construction and Use of Concrete Pill Boxes 1914-1918 by
Peter Oldham ISBN: 9781848844391
on February 28th 2011
Pages: 208
Len's Summary: Many of these can still be seen along the old front line in Flanders.