View of Detroit Observatory, ca. 1861 [note dog separate from man]

2 scans, 1of2 = entire page with inscription, 2of2 = image alone

Correspondence of Robert Dudley, earl of Leycester, during his government of the Low countries, in the years 1585 and 1586.

Mode of access: Internet.

Letters of the Earl of Dudley to the Bishop of Llandaff.

Mode of access: Internet.

Magnetical instructions for the use of portable instruments adapted for magnetical suverys and portable observatories, and for the use of a set of small instruments adapted for a fixed magnetical observatory;

Mode of access: Internet.

Annals of the Astrophysical Observatory of the Smithsonian Institution.

Vol.7 includes selections from the annual reports of the Director, 1941-1952, and astronomical tables for 1939-1952.

Annual report of the Director of the Astronomical Observatory of Harvard College.

Title varies slightly.

Annals of the Lowell observatory.

Percival Lowell, director.

Report of the New York Meteorological Observatory of the Department of Parks, Central park, New York City

1942-Oct. 1945 lack title

Results of Meridian Observations of Stars Made at the Royal Observatory, Cape of Good Hope

Mode of access: Internet.

Letters to "Ivy" from the first Earl of Dudley;

Mode of access: Internet.

The lives of Francis North, Baron Guilford; Sir Dudley North; and Rev. Dr. John North ...

Mode of access: Internet.