File:FrankBirch LBSC WaterPump LSJune1980.jpg: Revision history

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24 January 2020

  • curprev 23:1423:14, 24 January 2020‎ Dnevil talk contribs‎ 279 bytes +279‎ This little duplex pump is of LBSC design and was built by Frank Birch. It has 5/16 inch bore (steam) and 5/32 inch water pistons. Although made to pump water, this tiny rig withstood a test by steam as it pumped up a toy balloon with air. From Live...
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