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BW58/11/3/9

"Grand Union Canal. Knowle Pumping Station. Performance of 8 [Inch] Gwynne Pump"

Description

Sets of curves showing performance of pump. Annotated "Gwynnes Pumps Limited". Annotated on reverse "Knowle Curves".

Date

21 January 1936

Reference code

BW58/11/3/9

Extent & medium

2 sheets

Comments