The handy book; containing tables, rules and other information regarding the working of the precious metals (1914)
Handy & Harman (Firm) · Bridgeport, Conn., New York city, Handy & Harman · leaf 10
449 21 .15543 57 .42189 22 .16283 , 58 .42929 23 .17024 59 .43669 2 Lignes—24 .17764 5 Lignes= =60 .44409 25 .18504 61 .45150 26 .19244 62 .45890 27 .19984 63 .46630 28 .20724 64 .47370 29 .21465 65 .48110 30 .22205 66 .48850 31 .22945 67 .49590 32 .23685 68 .50331 33 .24425 69 .51071 34 .25165 70… … Try Us On a Lot of Your Szveeps Gauges and their Equivalents in Thousandths of an Inch American Standard Gauge Equivalents in thousandths of an inch American EquivalentsStandard in thousandthsGauge of an inch 1 .28930 21 .02846 2 .25763 22 .02534 3 .22942 23 .02257 4 .20431 24 .02010 5 .18194 25…
Precious metals · Jewelry
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
