Visual Materials
United States patent office. Louis Prang, of Boston, Massachusetts. Letters patent no. 104,996, dated July 5, 1870
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Louis Prang. Library shears
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The United States of America : to all to whom these letters patent shall come
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Whereas, I, George P. Helfrish of Boston in the state of Massachusetts
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Image of the United States Patent Office in Washington, D.C., at the top of a letters patent certificate transferring letters patent for "improvement in plates or dishes" from George P. Helfrish to lithographer Louis Prang; seal with witness signatures below.
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The United States of America : to all to whom these letters patent shall come
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Image of a letters patent certificate "No. 104996" issued to lithographer Louis Prang certifying he "invented a new and useful improvement in library shears" dated July 5, 1870; goddess Columbia with American flag and bald eagle at the center of a scene featuring the industrial and agrarian sides of the United States; woman at left cards wool near a spinning wheel with machinery and an industrial city behind her; man at right holds a hand scythe and watches another farmer harvest a field with a horse team and machinery; official seal and ribbon at bottom left.
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Be it known that Louis Prang, lithographer
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Image of a certificate issued to lithographer Louis Prang on April 23, 1884, in Boston, Massachusetts, certifying his admittance as a member of the Massachusetts Charitable Mechanic Association; various symbolic emblems of the association surround the central text, including a muscled arm holding a hammer between balanced scales, Archimedes standing with drafting tools in hand, a beehive, a cornucopia, hooks an pulleys, and the prow of a ship waving a flag for "Massachusetts;" M.C.M.A. seal with motto "Be just and fear not," at bottom center.
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In dem im hohen Alter von 85 Jahren in Los Angeles verstorbenen aus Breslau gebürtigen Louis Prang
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Image of a certificate issued October 5, 1909, by a German association ("Zentral Verbandes") in Boston, Massachusetts, expressing their mourning over the death of lithographer Louis Prang, who was born in Breslau (now Wrocław, Poland); five signatures at bottom right.
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