From:Gene Harper e-mail:gharperxman@excite.com
Subject:RE: Aircraft manufacture - Lawrance engine contract Date:Tue Sep 9 23:24:57 2014
Response to:5346


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Anyone know anything of Excelsior of Chicago manufacturing the
Lawrance flat twin aircraft trainer engine during late WW1 ?

Apparently something like 300 of them were contracted to be
built, for the Penguin Trainer.

http://en.wikipedia.org/wiki/Lawrance_A-
3#mediaviewer/File:Lawrance_A_1916.JPG