number 8072 ? Nickle plated , bevel glass, nice condition, see photos Complete , but untested $24 plus shipping Check , USPMO or PayPal , buyer handles fees Send Zip in Private message Thanks Roy Testmaster gauge here:1940's " Testmaster" compression gauge. Unique , brass rim | The H.A.M.B. (jalopyjournal.com)
The Jalopy Journal
