Signals in the sun
Author
C.F.Parker
Article Date
June 1967
Journal Title
Ariz Hwys
HELIOGRAPH
Heliostat's magic ends Apache warfare
Article Date
October 7, 1962
Article Abstract
Includes a map of the system
Journal Title
Ariz Days & Ways
General Miles' mirrors
Author
B.J.Rolak
Article Date
Summer 1975
Journal Title
J Ariz Hist