post horn

n.

（旧时驿车到站时用以吹号的）驿车号；

Slender conical body with a mouthpiece on one end and a bell at the other. Approx. 1820's.
Postage stamps and postal history of Norway
Geology of the Cascade Springs quadrangle, Fall River County, South Dakota
Suggested exploration target in west-central Maine
Heavy metals in stream sediment, southeastern Maine
Preliminary geochemical and geological map of part of Squaretown, Somerset County, Maine
Geology of the Lee City quadrangle, Kentucky
Structure contours on top of the Fall River sandstone, NW corner of the Flint Hill quadrangle, Fall River County, South Dakota, fig. 6
Structure contours on Lower Lakota sandstone, SW corner, Minnekahta quadrangle, South Dakota, fig. 4
Preliminary geologic map of [NW] part of the Flint Hill quadrangle, Fall River County, South Dakota, figure 5