Rensselaer Journal, Volume 11, Number 1, Rensselaer, Jasper County, 13 June 1901 — Measures Heat of Stars. [ARTICLE]

Measures Heat of Stars.

At Hanover, N. H., Professor E. F. Nichols of Dartmouth college, with the assistance of Professor St. John of Oberlin college, has perfected an instrument which will measure the heat of a candle flame one mile away and of the stars millions of miles away.