A.A. Michelson. "On the Application of Interference Methods to AStronomical Instruments." Offprint: National Academy of Sciences; 4to, vol V, fifth Memoir. Pp 578-590. 7 plstes. With the original front outer wrapper; rear wrapper missing. Good copy only.
Offered with:
"On the Application of Interference Methods to Spectroscopic Measurements". Washington, D.C., Smithsonian Contributions to Knowledge #842, 24pp, 5 plates. 4to. Removed from larger bound volume. Good copy only.
The pair, $250.00
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