Lake Superior agate : "the rainbow in rock" /
Vanasse, Theodore C.
Lake Superior agate : "the rainbow in rock" / by Theodore C. Vanasse. - 3rd rev. ed. - Spring Valley, Wis., Spring Valley Sun, c1958. - 55 p. illus., port. 18 cm.
Agates.
QE391.A3 / V3 1958
Lake Superior agate : "the rainbow in rock" / by Theodore C. Vanasse. - 3rd rev. ed. - Spring Valley, Wis., Spring Valley Sun, c1958. - 55 p. illus., port. 18 cm.
Agates.
QE391.A3 / V3 1958