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David May's store in Leadville is featured in this early engraving of Harrison Street.

The founder of the May Department Store chain, David May was one of the most influential businessmen and philanthropists in early Denver.

Photograph of the September 3, 1913, re-nomination ceremony for Mayor William J. Gaynor, a reform-minded Democrat. Bankers Jacob Schiff and…

Created By: HSP

The McCormick Center in Chicago, reconstructed by C. F. Murphy and Associates and reopened in 1971.

George A. Hormel is on the far right

Mechanical barrel-filling room, Löwenbräu brewery, Munich.

Medals for excellence won by Schoellkopf, Hartford & Hanna Co. From The American Colorist and Dye Topics 1, no. 1…

“The members of the House of Steinway and Sons.” Supplement to Freund’s Music and Drama, November 8, 1890.

Some faculty members of the Humboldt Institut, ca. 1859-1860. From: James Moores Ball, “Dr. Adam Hammer, Surgeon and Apostle of…

A committee would field “Great Ideas” suggestions from scholars and business executives. Once an idea was approved it would go…

Created By: Chanute, O., Rudolph Fink, and H.G. Prout Source/Publisher: Transactions of the American Society of Civil Engineers 41 (1899): 626-638

Created By: Villard, Henry Publisher: Westminister: Archibald Constantable, 1904

Created By: Vincent Nolte Publisher: Translated by Burton Rascoe. New York: G.H. Watt, 1934

Created By: Lewis Publishing Company Publisher: Chicago: Lewis Publishing Company, 1891