I have several known installations of Sterling Sirens in various foreign countries.
Mexico:
M, Relocated and probably used - 21.02153861193628, -101.85114121852666
M, Pre-1928 model - 18.89443499845729, -96.93524711112954
Chile:
M, Longrotor heads and no housing - -22.462485431658845, -68.92395015828603
M - -34.87051896315776, -71.16115035548744
Columbia:
M - 3.528597502871034, -76.2976671554112
M - 3.893204793785621, -76.30109860682568
Australia:
Little Giant - -34.06836935815915, 137.58778148281363
Little Giant - -34.339308366206275, 138.91653569845764
Little Giant - -28.03695444708439, 148.582584580284