Lot of 4 vintage horology titles, all reprints of original sources. Includes the following:

T.D. Wright
Technical Horology
Reprinted from American Horologist & Jeweler

Orville R. Hagans
Odd But True: Fact, Not Fiction About Time
Denver: American Horologist & Jeweler, 1964

Boston Clock Co.
Illustrated Catalogue
Limited Reprinting of 1890 catalog
Exeter, NH: Adams Brown Co., 1973

E.N. Welch Manufacturing Co.
Superior American Clocks & Regulators
Reprinting of 1895 catalog
1980