Browse Items (41 total)

NASA/JHUAPL/SwRI, Pluto

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NASA/JHUAPL/SwRI, Pluto, 2015-07-14

NASA’s New Horizons spacecraft captured this high-resolution enhanced color view of Pluto on July 14, 2015. The image combines blue, red and infrared…

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Tombaugh, Muron, Telegram to Clyde Tombaugh from his parents

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Tombaugh, Muron, Telegram to Clyde Tombaugh from his parents, 1930-03-14

Telegram to Clyde Tombaugh from his parents congratulating him the day after the announcement that he discovered a planet (Pluto)

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Stokely, J., Discovery of Pluto Letter from James Stokley to Carl Lampland, August 11, 1930

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Stokely, J., Discovery of Pluto Letter from James Stokley to Carl Lampland, August 11, 1930, 1930-08-11

All reports indicate "that you have made a real planetary discovery"

Latest issue of 'The Observatory' containing Dr. Crommelin's reports to the…

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Lampland, C.O., Discovery of Pluto Letter from Carl Lampland to James Stokley, August 5, 1930

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Lampland, C.O., Discovery of Pluto Letter from Carl Lampland to James Stokley, August 5, 1930, 1930-08-05

Stokely's airplane photograph of Meteor Crater

Status of the Pluto situation

Request for copies of leaflet and announcement issued on Pluto's…

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Stokely, J., Discovery of Pluto Letter from James Stokley (Science Services, Inc.) to Carl Lampland, July 29, 1930

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Stokely, J., Discovery of Pluto Letter from James Stokley (Science Services, Inc.) to Carl Lampland, July 29, 1930, 1930-07-29

Stokely's airplane photograph of Meteor Crater

Status of the Pluto situation

Request for copies of leaflet and announcement issued on Pluto's…

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Lampland, C.O., Credit for the discovery of Pluto Letter from Carl Lampland to Clyde Tombaugh, May 18, 1933

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Lampland, C.O., Credit for the discovery of Pluto Letter from Carl Lampland to Clyde Tombaugh, May 18, 1933, 1933-05-18

Announcement of new edition of Baker's 'Astronomy'

Lampland hopes the shortcomings of the earlier edition will be remedied in connection with Pluto

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Lampland, C.O., Effects of the Great Depression Lowell Observatory Personnel Update Letter from Carl Lampland to James H. Worthington, December 19, 1933

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Lampland, C.O., Effects of the Great Depression Lowell Observatory Personnel Update Letter from Carl Lampland to James H. Worthington, December 19, 1933, 1933-12-19

'The Call to the Engineers and Scientists' by Professor Walker

The 'world's dilemma': conditions prevailing today practically everywhere on the…

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Kevin Schindler Astronomy Magazine, Blink Comparator "Want to discover Planet X? You'll need these three tools" Article in Astronomy Magazine by Kevin Schindler, May 20, 2015

Want to discover Planet X.pdf

Kevin Schindler Astronomy Magazine, Blink Comparator "Want to discover Planet X? You'll need these three tools" Article in Astronomy Magazine by Kevin Schindler, May 20, 2015, 2015-05-20

In 1911 Lampland suggests the purchase of a Zeiss Blink Comparator to aid in the search for Planet X.

Lampland modifies the apparatus to…

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Buie, Marc, Pluto orbit work "Where Is Pluto?" by Marc Buie Article in New Horizons NASA’s Mission to Pluto and the Kuiper Belt News Center – Science Shorts Insights from members of the New Horizons Science Team, August 8, 2014

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Buie, Marc, Pluto orbit work "Where Is Pluto?" by Marc Buie Article in New Horizons NASA’s Mission to Pluto and the Kuiper Belt News Center – Science Shorts Insights from members of the New Horizons Science Team, August 8, 2014, 2014-08-08

The collection of images Carl Lampland made of Pluto from 1930 until his death in 1951 were used by the New Horizon team to help pinpoint Pluto's…

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Lampland, Carl O., Discovery of Pluto Letter from Carl Lampland to C.A. Robert Lundin, April 19, 1930

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Lampland, Carl O., Discovery of Pluto Letter from Carl Lampland to C.A. Robert Lundin, April 19, 1930, 1930-04-19

Request for photograph of the mount for the 13-inch; Observing, measurements of positions and calculations have been consuming every waking moment for…

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