Time-keeping in Paris.
Engler, Edmund Arthur, 1856-
Time-keeping in Paris. Reprinted for distribution by the Observatory of Washington University, St. Louis ... By Edmund A. Engler. - St. Louis, G.I. Jones & Company, 1882. - 12 p. illus., map. 23 cm.
From the Popular science monthly, January, 1882.
ca 06002222
Time-signals.
QB221 / .E58
Time-keeping in Paris. Reprinted for distribution by the Observatory of Washington University, St. Louis ... By Edmund A. Engler. - St. Louis, G.I. Jones & Company, 1882. - 12 p. illus., map. 23 cm.
From the Popular science monthly, January, 1882.
ca 06002222
Time-signals.
QB221 / .E58