Price's rotary digger and greathead shield
Front view of Price's combined rotary digger and greathead shield with six revolving arms and removal buckets
Picture No
13723784
Media ID
48502268
Size
3433px x 3576px
(4.1MB)
Credit
Mary Evans Picture Library
Source
Illustration in The Tube Railways of London, The Captain Magazine, February 1909
Date
1909





























