William Harkness

Essays in Astronomy

William Harkness

$22.36 - $58.20

The Solar Parallax And Its Related Constants: Including The Figure And Density Of The Earth...

William Harkness

Out of Stock

On the Progress of Science as Exemplified in the Art of Weighing and Measuring: Being the Presidential Address Delivered Before the Washington Philoso

William Harkness

$18.42

Report On the Difference of Longitude Washington and St. Louis

William Harkness

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Observations on Terrestrial Magnetism and on the Deviations of the Compasses of the United States Iron Clad Monadnock During Her Cruise from Philadelphia to San Francisco, in 1865 and 1866 (Classic Re

William Harkness

Out of Stock

On the color correction of achromatic telescopes: : A reply to Prof. Chas. S. Hastings (German Edition)

William Harkness

Out of Stock

The Solar Parallax And Its Related Constants: Including The Figure And Density Of The Earth

William Harkness

$21.37

Observations on Terrestrial Magnetism and on the Deviations of the Compasses of the United States Iron Clad Monadnock During her Cruise From Philadelphia to San Francisco, in 1865 and 1866

William Harkness

$32.95

On The Progress Of Science As Exemplified In The Art Of Weighing And Measuring: Being The Presidential Address Delivered Before The Washington Philosophical Society, December 10, 1887

William Harkness

$15.19

Report On the Difference of Longitude Washington and St. Louis

William Harkness

$29.95