Reports on Telescopic Observations of the Transit of Mercury, May 5-6, 1878.

Washington Ovservations, 1876 - Appendix II. Washington, Government Printing Office, 1879.

4°, II, 126 pp., marmorierter Halbleinenband der Zeit.

ZUSTAND -1, few pp. with water staines, paper tanned.

Reports from: Henry Draper and Edward S. Holden; J. R. Eastman; A. Hall; WM. Harkness; H. M. Paul;

[Merkur-Transite, Merkur-Transit 1878]