[posted] Posted (#69513, Plympton) !

The Aneroid Barometer: Its Instruction and Use 69513 [Full title: The Aneroid Barometer: Its Instruction and Use] [Full author's name: George Washington Plympton] [Author: George Washington Plympton] [Link: https://www.gutenberg.org/6/9/5/1/69513] Thanks to deaurider and the Online Distributed Proofreading Team at https://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) Regards, Roger