Vintage US/Davis Bournonville beveled glass oxygen gauge 1917 3000psi Crescent

Description

Davis Bournonville oxygen gauge, made by US gauge. Patent date of 1917.  It's a nice heavy gauge measuring about 4" diameter with a 1/4 NPT fitting.
Chrome shows some wear but face has great graphics and a black crescent needle.
Please see photos for details.
Please message for combined shipping on multiple items.
International bids welcome - please email for a shipping quote.
Thanks for looking!
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