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Open Access Resources.

We are sorting your search results to highlight Open Access and other online resources. Some publishers are giving free access to online materials during the corona virus outbreak — find and access many of these resources through Discover. Read more on our blog....

Results 1 - 25 of 47522.

Cover image
Author
  • Ptolemy, active 2nd century.
Published
[Italy], [14--]
1 Holding library
book
  • E-resource
  • OA Open Access
Cover image
Author
  • Hunt, Mahlon S.
Published
Hanscom AFB, Massachusetts : Air Force Geophysics Laboratories, Air Force Systems Command, United States Air Force, 1976.
1 Holding library
book
  • E-resource
  • OA Open Access
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Author
  • Usener, Hermann, 1834-1905.
Published
Bonnae : Caroli Georgi Univ. typogr., 1876.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
Author
  • Guidice, Donald A.
Published
L.G. Hanscom Field, Bedford, Massachusetts : Air Force Cambridge Research Laboratories, Office of Aerospace Research, United States Air Force, 1966.
1 Holding library
book
  • E-resource
  • OA Open Access
Cover image
Author
  • Rollwyn, J. A. S.
Published
London, W. Tegg [1871]
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
Practical astronomy : a textbook for engineering schools and a manual of field methods / by George L. Hosmer ; fourth edition revised and rewritten by James M. Robbins.
Author
  • Hosmer, George L. (George Leonard), 1874-1935.
Edition
4th ed.
Published
New York : Wiley & sons, : London : Chapman & Hall, 1948.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
Old and new astronomy. / By Richard A. Proctor ... Completed by A. Cowper Ranyard. With numerous, plates and woodcuts.
Author
  • Proctor, Richard A. (Richard Anthony), 1837-1888.
Published
London ; New York : Longmans, Green and co., 1892.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
Author
  • Young, Charles A. (Charles Augustus)
Edition
Rev. ed.
Published
Boston : Ginn & Co., [1904]
1 Holding library
book
  • E-resource
  • OA Open Access
Cover image
Astronomy; translated by C. B. Pitman.
Author
  • Rambosson, Jean Pierre, 1827-1886.
Published
London, Chatto and Windus, 1878.
1 Holding library
book
  • E-resource
  • OA Open Access
1 Holding library
periodical
  • E-resource
  • OA Open Access
Cover image
Some problems of sidereal astronomy / by Henry Norris Russell.
Author
  • Russell, Henry Norris, 1877-1957.
Published
[Washington, D.C.] : [National Research Council], [1919].
book
  • E-resource
  • Printed resource
  • OA Open Access
1 Holding library
periodical
  • E-resource
  • OA Open Access
Cover image
Recensionen / von Friedrich Wilhelm Bessel ; herausgegeben von Rudolf Engelmann.
Author
  • Bessel, F. W. (Friedrich Wilhelm), 1784-1846.
Published
Leipzig : Wilhelm Engelmann, 1878.
book
  • E-resource
  • Printed resource
  • OA Open Access
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Author
  • Campbell, William Wallace, 1862-
Edition
2d ed., rev. and enl
Published
New York : Macmillan, 1899.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
Author
  • Newcomb, Simon, 1835-1909.
Published
New York, McClure, Phillips & Co., 1907.
1 Holding library
book
  • E-resource
  • OA Open Access
Cover image
Author
  • Steele, Joel Dorman, 1836-1886.
Published
New York : A.S. Barnes & Co. ; Boston : Woolworth, Ainsworth & Co., 1870, c1868.
1 Holding library
book
  • E-resource
  • OA Open Access
Cover image
Author
  • Flagstaff (Ariz.). Lowell Observatory.
Published
[Flagstaff, Ariz., 1903-
1 Holding library
periodical
  • E-resource
  • OA Open Access
Cover image
Author
  • Woodward, Robert Simpson, 1849-1924.
Published
Washington : Govt. Print. Off., 1890.
1 Holding library
book
  • E-resource
  • OA Open Access

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