Richard A. Proctor

Lessons In Elementary Astronomy...

Richard A. Proctor

$17.50 - $19.97

Myths and Marvels of Astronomy

Richard A. Proctor

$9.63 - $36.95

Chance and Luck: The Laws of Luck, Coincidences, Wagers, Lotteries, and the Fallicies of Gambling

Richard A. Proctor

$18.90 - $45.60

Saturn and Its System. to Which Are Appended Notes On Chaldæan Astronomy, Laplace's Nebular Theory, and the Habitability of the Moon [&c.]

Richard A. Proctor

$23.95 - $70.04

A Star Atlas: For Students and Observers, Showing 6000 Stars and 1500 Double Stars, Nebulae, &c., in Twelve Maps on the Equidistant Projection; With Index Maps on the Stereographic Projection

Richard A. Proctor

$15.59 - $29.95

First Steps in Geometry: A Series of Hints for the Solution of Geometrical Problems With Notes On Euclid, Useful Working Propositions and Many Examples

Richard A. Proctor

$23.19 - $25.95

Light Science for Leisure Hours, Second Series: Familiar Essays on Scientific Subjects, Natural Phenomena, &C. with a Sketch of the Life of Mary Somer

Richard A. Proctor

$23.95 - $46.51

Studies of Venus-Transits. an Investigation of the Circumstances of the Transits of Venus in 1874 and 1882 Originally Forming Part of 'the Universe and Coming Transits.'

Richard A. Proctor

$19.97

The Handbook Of The Stars: Containing The Places Of 1500 Stars, From The First To The Fifth Magnitude Inclusive, Upwards Of 200 Of Which Are Noted As Double, Multiple, Or Variable...

Richard A. Proctor

$17.50

Half-Hours with the Stars a Plain and Easy Guide to the Knowledge of the Constellations

Richard A. Proctor

$13.62 - $29.95

Flowers of the Sky

Richard A. Proctor

$31.95 - $46.51

A treatise on the Cycloid and all forms of Cycloidal Curves and on the use of such curves in dealing with the motions of planets, comets, &c. and of matter projected from the sun

Richard A. Proctor

$23.28

A Treatise On the Cycloid and All Forms of Cycloidal Curves, and On the Use of Such Curves in Dealing With the Motions of Planets, Comets, &c., and of Matter Projected From the Sun

Richard A. Proctor

$33.95

The Constellation-seasons: An Easy Guide To A Knowledge Of The Stars, Exhibiting In Twelve Planispheres The Appearance Of The Heavens At Any Hour Of The Night All The Year Round

Richard A. Proctor

$16.34

The Sun: Ruler, Fire, Light, and Life of the Planetary System

Richard A. Proctor

$40.95 - $42.95

Rough Ways Made Smooth: A Series of Familiar Essays on Scientific Subjects

Richard A. Proctor

$30.95 - $34.95

The Universe and the Coming Transits: Presenting Researches Into and New Views Respecting the Constitution of the Heavens: Together with an Investigation of the Conditions of the Coming Transits of Ve

Richard A. Proctor

$36.95

The Students Atlas in Twelve Circular Maps on a Uniform Projection and One Scale

Richard A. Proctor

$18.15

Great-circle Sailing: Indicating The Shortest Sea-routes And Describing Maps For Finding Them In A Few Seconds

Richard A. Proctor

$16.34

Other Suns Than Ours: A Series Of Essays On Suns--old, Young, And Dead, With Other Science Gleanings, Two Essays On Whist And Correspondence With Sir John Herschel

Richard A. Proctor

$25.95 - $38.95

Pleasant Ways in Science

Richard A. Proctor

$38.95

Light Science for Leisure Hours: Third Series Familiar Essays on Scientific Subjects

Richard A. Proctor

$34.95

The Borderland Of Science: A Series Of Familiar Dissertations On Stars, Planets, And Meteors

Richard A. Proctor

$37.95 - $39.95

Light Science For Leisure Hours...familiar Essays On Scientific Subjects, Natural Phenomena, &c, Volume 1

Richard A. Proctor

$24.09

The Stars in Their Seasons, an Easy Guide to a Knowledge of the Stars

Richard A. Proctor

$13.05

The Expanse of Heaven: A Series of Essays on the Wonders of the Firmament

Richard A. Proctor

$33.36 - $35.31

The Skies and the Earth

Richard A. Proctor

$32.95

Wages and Wants of Science Work (Social History of Science,)

Richard A. Proctor

$60.80

Easy Lessons in the Differential Calculus: Indicating from the Outset the Utility of the Processes Called Differentiation and Integration - Primary So

Richard A. Proctor

$19.97 - $30.95

Jon Smith

Richard A. Proctor

$20.31 - $30.99