11th August 1931, Page 53
11th August 1931
Page 53

Page 53, 11th August 1931
Close
Drilling Cores From Concrete Roads
A MACHINE has recently been supplied to_ the Ministry of Transport for use at its research statkan at Harrnondsworth and elsewhere for the purpose of drilling cores from •......
Municipal Work In Germany And France
O y the various papers which were read during the First International Conference on Public Cleansing, recently held at Olympia, two were of outstanding interest to our readers,......