BW58/11/7/29
Drawing showing "syphon main from canal"
Shows syphon from canal to boundary fence of Rover Company Limited Aero Engines factory. Stamped "Grand Union Canal Company Ref No 3210 20-1-41 CA Wilson Engineer". Annotated "Grand Union Canal Company boundary shown by green line".
20 January 1941
BW58/11/7/29
1 sheet