2 Pubs PRODUCTION OF PRECIOUS STONES 1904,1905 G.F. Kunz SoCal Pegmatite Gems

Description

Offered here for sale for 1 price are 2 publications from the U.S. Geological Survey Annual Reports all by George F. Kunz.
1. THE PRODUCTION OF PRECIOUS STONES IN 1904 by George F. Kunz. DC: GPO USGS Special Offprint, 1905. 9" X 5 3/4", pp 120; original wrappers. Front cover chipped and loose, back cover loose but present, contents very good and complete. Gemstones of California with first good account of Southern California pegmatite gem deposits. Greatly enlarged by addition of material on the diamond mines and mining in South Africa, including remarks on large stones, also more on diamonds elsewhere. (Sinkankas #3621)
2. THE PRODUCTION OF PRECIOUS STONES IN 1905 by George F. Kunz. DC: GPO USGS Special Offprint, 1906. 9" X 5 3/4", pp 40; original wrappers. Here also front and back covers loose and chipped around the edges else a good complete copy. Contains a
miscellany
followed by gem minerals in the Portland Expo of 1905. Much more. This is the last chapter contributed by Kunz to this series
. (Sinkankas #3622)
A set of rare offprints worthy of restoration.
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