Colorized postcard of the Missabe Mountain open pit mine in Franklin, c.1915.

Missabe Mountain open pit mine, Franklin

Postcard of the Missabe Mountain open pit mine in Franklin, c.1915.

Color image of Medtronic’s headquarters in Fridley. Photographed on September 7, 2012.

Medtronic headquarters, Fridley

Medtronic’s headquarters in Fridley. Photographed on September 7, 2012.

Black and white photograph of an advertisement being filmed for Stadium Checkers and a Cootie game on WMIN-TV, 1954.

Advertising on WMIN-TV

Advertising for Stadium Checkers and a Cootie game on WMIN-TV, 1954.

Black and white photograph of a KSTP-TV cameraman filming the This Side Up program, 1950.

"This Side Up" program

KSTP-TV cameraman filming the This Side Up program, 1950.

Black and white photograph of a food demonstration for WCCO-TV, 1957.

WCCO-TV food demonstration

Food demonstration for WCCO-TV, 1957.

Black and white photograph of a Twin City Television Lab mobile unit in front of the Lyceum Theater and the Lab’s main entrance, c.1948.

Twin City Television at the Lyceum Theater

Twin City Television Lab mobile unit in front of the Lyceum Theater and the Lab’s main entrance, c.1948.

Black and white photograph of television character Roundhouse Rodney (played by Lynn Dwyer on WTCN) signing an autograph for a young fan, c.1961.

Lynn Dwyer as Roundhouse Rodney

Television character Roundhouse Rodney (played by Lynn Dwyer on WTCN) signs an autograph for a young fan, c.1965.

Black and white photograph of a WTCN-TV employee with an Emerson television set, 1949.

WTCN-TV employee

WTCN-TV employee with an Emerson television set, 1949.

Black and white photograph of Twin City Television Lab broadcasting at the Minnesota State Fair, 1947.

Twin City Television lab at the State Fair

Twin City Television Lab broadcasting at the Minnesota State Fair, 1947.

Black and white photograph of Stanley Hubbard, founder of KSTP-TV, 1930.

Stanley Hubbard

Stanley Hubbard, founder of KSTP-TV, 1930.

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