Lampland, Carl O., Assistance provided to amateur astronomers
Letter from Carl Lampland to Kenneth Warner (15-year old amateur astronomer), August 25, 1925, 1925-08-25
15-year old amateur astronomer is looking for any old and unused object glasses for the telescope he built
Lampland, Carl O., Assistance provided to amateur astronomers
Letter from Carl Lampland to Kenneth Warner (15-year old amateur astronomer), October 8, 1925, 1925-10-08
15-year old amateur astronomer is looking for any old and unused object glasses for the telescope he built
Warner, Kenneth, Assistance provided to amateur astronomers
Letter from Kenneth Warner (15-year old amateur astronomer) to Carl Lampland, August 16, 1925, 1925-08-16
15-year old amateur astronomer is looking for any old and unused object glasses for the telescope he built
Warner, Kenneth, Assistance provided to amateur astronomers
Letter from Kenneth Warner (15-year old amateur astronomer) to Carl Lampland, September 10, 1925, 1925-09-10
15-year old amateur astronomer is looking for any old and unused object glasses for the telescope he built
Lampland, Carl O., Assistance provided to fellow professional astronomers
Letter from Carl Lampland to Daniel L. Harris (Yerkes Observatory), March 5, 1949, 1949-03-05
Use of Lowell plates in Daniel L. Harris's study of the satellites of Uranus
Harris, Daniel L., Assistance provided to fellow professional astronomers
Letter from Daniel L. Harris (Warner and Swasey Observatory) to Carl Lampland, September 18, 1949, 1949-09-18
Use of Lowell plates in Daniel L. Harris's study of the satellites of Uranus
Harris, Daniel L., Assistance provided to fellow professional astronomers
Letter from Daniel L. Harris (Yerkes Observatory) to Carl Lampland, February 6, 1948, 1948-02-06
Use of Lowell plates in Daniel L. Harris's study of the satellites of Uranus