Scholar of renaissance art; documentary approach. In 1902 Brockhaus found a 17th-century copy of Apollonio di Giovanni's and Marco del Buono's workshop book, a fragmentary record of commissions. This led to its publication by Paul Schubring in 1915. This in turn made possible the idenitification of Apollonio di Giovanni (di Tomaso), also known as the Dido Master or Master of the Jarves Cassoni.

Art -sales and art-exhibition documenter. Graves was the son of Henry Graves (1806-1892) a publisher of prints, and Mary Squire (d. 1871). He studied German in Bonn, Germany (unsuccessfully, he would say) before joining his father's company, Henry Graves & Co., which he eventually assumed ownership. In 1850, while confined following an injury, Graves hit upon the idea of an enumerative catalog of art exhibited in London, developed from his personal lists compiled for his other work assignments, and arranged alphabetically by artist.

German Expressionist documentary scholar. Grisebach was the son of Jena professor of philosophy, Eberhard Grisebach (1880-1945), whose art connections laid the groundwork for his son's interests. His father was a second cousin of the art historian August Grisebach and personal friends with the artists Ferdinand Hodler (who became Lothar's Godfather) and Edvard Munch. The senior Grisebach organized art exhibitions for Kunstverein Jena, where he met and befriended the German Expressionist (Brücke) artist Ernst Ludwig Kirchner.

Documentary historian of art. Gilmore was the daughter of Eugene Allen Gilmore, a former Vice Governor General of the Philippines and later President of the University of Iowa. Holt attended the University of Wisconsin, Madison, graduating in 1928. She wrote her master's paper at Radcliffe College in 1930 continuing on to the University of Munich's Kunsthistorisches Institut where she completed her Ph.D., in 1934 with a dissertation (in German) under Wilhelm Pinder on the Augsburg epitaphs. Holt joined the faculty of Duke University in 1934.

Documentary art historian of Roman, early Christian, and Italian Renaissance art. Müntz went to Paris in 1857 to study law, but after brief study became interested in art, and devoted the rest of his life to art-historical research. His early contributation to the journal Revue Alsacienne brought him notoriety. In 1875, he studied at the newly-founded école Française in Rome (founded by Albert Dumont), among fellow students such as father Louis Duchesne (1843-1922), later a director of the school.

Leonardo scholar; documentary histories

Founder of modern art history (history based on documentary study); key member of the Berlin school of art history. Rumohr was born to Henning von Rumohr (1722-1804) and belonged to a noble Holstein family. His inheritance enabled him to pursue his art-historical interests without the constraints of employment. After attending the Gymnasium in Holzminden, Rumohr entered the university in Göttingen, focusing on foreign-languages and studying under Johann Dominico Fiorillo.

Dumbarton Oaks staff researcher, published core documentation on Hagia Sophia. Van Nice graduated from the University of Oregon in 1928 and continued for an architectural master's degree at MIT. He married Elizabeth "Betty" Rebec (1912-2000) in 1936. In 1937, the Dean of the architecture school, William Emerson (1873-1957), traveled to Hagia Sophia church in Istanbul to examine the mosaic exposure and conservation work being performed by Thomas Whittemore.