00495nam a2200145Ia 4500003000900000008004100009020002600050040001600076100002400092245004500116260003200161300002000193490003300213856010300246IN-BaIIA211028s9999    xx      s     000 0 eng d  a9780892520565 (Print)  cIIA Library  aLarmore, Lewis, ed. 0aInstrumentation in Astronomy IIh[eBook]  aWashington, USAbSPIEc1974  aOnline resource  aProceedings of SPIE; V. 0044  uhttps://www.spiedigitallibrary.org/conference-proceedings-of-spie/0044yClick Here to Access eBook