Browse Items (1291 total)

Bausch & Lomb, Wedge Prisms (2)

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Bausch & Lomb, Wedge Prisms (2)

Small wedge prisms in a box

Lowell Observatory Archives, Weather in Flagstaff Photo of Slipher Building

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Lowell Observatory Archives, Weather in Flagstaff Photo of Slipher Building, Unknown

The Slipher building with one story of snow

Lampland, C.O., Weather in Flagstaff Nebulae Letter from Carl Lampland to J.C. Duncan, February 24, 1937

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Lampland, C.O., Weather in Flagstaff Nebulae Letter from Carl Lampland to J.C. Duncan, February 24, 1937, 1937-02-24

Duncan's work on the Ring Nebula

Hubble's splendid new book on Nebulae

Omission of Keeler's and Perrine's names

Record breaking winter…

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Tombaugh, C.W., Weather in Flagstaff Lowell Observatory Personnel Update Letter from Clyde W. Tombaugh to Carl Lampland, April 8, 1934

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Tombaugh, C.W., Weather in Flagstaff Lowell Observatory Personnel Update Letter from Clyde W. Tombaugh to Carl Lampland, April 8, 1934, 1934-04-08

Tombaugh to be married to Patricia after school; Patricia's interest in photography and science

Plans for work this summer at Lowell

Grave…

Lampland, C.O., Weather in Flagstaff Letter from Carl Lampland to Walter Orr Roberts (High Altitude Observatory), June 10, 1950

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Lampland, C.O., Weather in Flagstaff Letter from Carl Lampland to Walter Orr Roberts (High Altitude Observatory), June 10, 1950, 1950-06-10

Blue prints of the dome on 'High Altitude Observatory at Climax'

Practical form of dome where heavy snowfall is a problem

Applicable to…

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Lampland, C.O., Weather in Flagstaff Letter from Carl Lampland to Robley C. Williams (Cornell University), January 12, 1935

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Lampland, C.O., Weather in Flagstaff Letter from Carl Lampland to Robley C. Williams (Cornell University), January 12, 1935, 1935-01-12

Lampland wrote to Scientific American to make sure Williams got proper credit for his pioneering work on the technique of coating mirrors with…

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Reaves, Gibson, W.H. Pickering, Milton Humason, and the Discovery of Pluto

Reaves, Gibson, W.H. Pickering, Milton Humason, and the Discovery of Pluto, 1983-07-22

"W.H. Pickering, Milton Humason, and the Discovery of Pluto." Talk given by Gibson Reaves at Lowell Observatory, July 22, 1983

Roemer, Elizabeth, Volume of the Nuclei-Comet Wirtanen

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Roemer, Elizabeth, Volume of the Nuclei-Comet Wirtanen, 1956-1960

Chart with measurements of the nuclei of Comet Wirtanen

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Voltage Splitter/Resistor

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Voltage Splitter/Resistor

Voltage splitter/resistor

Voltage Splitter

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Voltage Splitter

Voltage Splitter/Resistor

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