[7] The following is the list, beginning, in each corridor, at the left-hand end of the outer wall. The dates appended to the names are from Mr. Roberts’s book: West Corridor--Wolfgang Koepfel 1523; Fust and Schoeffer, 1457; Craft Mueller, 1536-62; Conrad Baumgarten, 1503-5; Jacobus Pfortzheim, 1488-1518; Cratander, 1519; Valentin Kobian, 1532-42; Martin Schott, 1498; Melchior Lotter, 1491-1536; Theodosius and Josias Rihel, 1535-1639. South Corridor--Rutger Velpius (Flemish), 1553-1614; F. Estienne, 1525; Simon de Colines, 1520; François Regnault, early part of the sixteenth century; Simon Vostre, 1488-1528; Sebastien Nivelle, latter part of the sixteenth century; M. Morin, 1484-1518; Sebastien Gryphe, second quarter of the sixteenth century; André Wéchel, 1535; Geoffroy Tory, 1524; Guillaume Chandière, 1564; Pierre Le Rouge, 1488; Mathurin Breuille, 1562-83; Etienne Dolet, 1540; Jehan Treschel, 1493; Jehan Petit, 1525. East Corridor--Paul and Anthony Meietos (Italian), 1570; Gian Giacomo de Leguano (Italian), 1503-33; Juan Rosenbach (Spanish), 1493-1526; Andrea Torresano (Italian), 1481-1540; Valentin Fernandez (Spanish), 1501; Christopher Plantin (Flemish), 1557; Daniel Elzevir (Dutch, the mark of the Sage), 1617-1625; the Brothers Sabio (Italian), early part of the sixteenth century; Melchior Sessa (Italian), sixteenth century; Ottaviano Scotto (Italian), 1480-1520; Giammaria Rizzardi (Italian), latter part of the eighteenth century; Filippo de Ginuta (Italian), 1515; Lucantonio de Giunta (Italian), 1500; Aldus Manutius (Italian), 1502. North Corridor--D. Appleton & Co.; the DeVinne Press; Charles Scribner’s Sons; Harper & Brothers; Houghton, Mifflin & Co. (the Riverside Press); the Century Co.; J. B. Lippincott Co.; Dodd, Mead & Co.; William Caxton, 1489; Richard Grafton, 1537-72; Thomas Vautrollier (Edinburgh and London), 1556-1605; John Day, 1546-84; William Jaggard, 1595-1624; A. Arbuthnot (Edinburgh), 1580; Andrew Hester, 1550; Richard Pynson, 1493-1527. Of the marks in this last corridor, those on the north are of American houses, all contemporary, and on the south, of early English and Scottish printers and publishers. [8] The original cartoon for this mosaic is reproduced as the frontispiece of this Handbook. [9] From a tract entitled _Considerations on the East India Trade_, 1701. [10] The accompanying illustration of Mr. Flanagan’s clock is taken from a preliminary sketch in clay. [11] In the South Gallery, or Print Room, the names are those of the Signers of the Declaration of Independence. In the Southeast Gallery, those of Inventors: Gutenberg, Daguerre, Schwartz, Montgolfier, Watt, Cooper, Stevens, Newcomen, Trevithick, Hargreaves, Corliss, Arkwright, Jacquard, Fitch, Fuller, Wood, Wheatstone, Whitney, Morse, Vail, Goodyear, Ericsson, Hoe, McCormick, Howe, Bessemer, Westinghouse, Edison, and Bell.