Expeditions and Discoveries Sponsored Exploration and Scientific Discovery in the Modern Age

Search Constraints

You searched for: Creation Date 1890 Remove constraint Creation Date: 1890 Creators/Contributors Pickering, Edward C. (Edward Charles), 1846-1919 Remove constraint Creators/Contributors: Pickering, Edward C. (Edward Charles), 1846-1919 Repository Widener Library, Harvard University Remove constraint Repository: Widener Library, Harvard University Series Annals of the Astronomical Observatory of Harvard College ; v. 18, no. 8 Remove constraint Series: Annals of the Astronomical Observatory of Harvard College ; v. 18, no. 8

Search Results