The largest of the present lakes, Red Lake, in Beltrami county, has an area of 342 sq.
Further search for the true source of the Mississippi was made in 1823 by Giacomo Constantio Beltrami (1779-1855), an Italian traveller and political refugee, and in 1832 by Henry Rowe Schoolcraft, who had accompanied Cass's expedition and traced the Mississippi from Lake Cass to Lake Itasca.
Beltrami, Il Castello di Soncino, Milan, 1890).
Beltrami, Il Castello di Milano (Milan, 1894); L.
Beltrami, De Commentariolo Petitionis Q.
Beltrami, La Chartreuse de Pavie (Milan, 1899); Storia documentata della Certosa di Pavia (Milan, 1896).
When, in the last decade of the 19th century, works of thorough architectural investigation and repair were undertaken in that building under the superintendence of Professor Luca Beltrami, a devoted foreign student, Dr Paul Muller-Walde, obtained leave to scrape for traces of Leonardo's handiwork beneath the replastered and whitewashed walls and ceilings of chambers that might be identified with these.
Beltrami (1892); Rome: collection of Count Marszolini; Treatise on the Flight of Birds, published and edited by Piumati and Sabachnikoff (Paris, 1492).
(Milan, 1906), an official account of the later history and vicissitudes of the "Last Supper" previous to its final repair; Luca Beltrami, Il Castello di Milano (1894); Id., L.