Robert Macpherson, 1860 (ca), Portion of the interior wall of the Coliseum, Albumen print, from wet collodion negative, 12-5/16 x 15 in (314 x 381 mm), Charles Isaacs Photographs, Inc, Courtesy of Charles Isaacs (u1071), LL/11517

Robert Macpherson, n.d., Relief, Arch of Titus, Roman Forum, Rome, Lazio, Italy, Albumen print, The Courtauld Institute of Art, Copyright: © Courtauld Institute of Art , Conway Collections, Negative number: R31/72/12, LL/36661

Robert Macpherson, n.d., Relief, Arch of Titus, Roman Forum, Rome, Lazio, Italy, Albumen print, 32.9 x 26.9 cm, The Courtauld Institute of Art, Copyright: © Courtauld Institute of Art , Conway Collections, Negative number: L64/8/35, LL/36662

Robert Macpherson, 1860 (ca), Rome. Bas-relief of the Candelabrum, Arc of Titus (left side), Albumen print, 27.6 x 37.7 cm, Private collection of Marco C. Antonetto, LL/27518

Robert Macpherson, 1860 (ca), Rome. Bas-relief of the Candelabrum, Arc of Titus (right side), Albumen print, 37.7 x 28.8 cm, Private collection of Marco C. Antonetto, LL/27517

Robert Macpherson, 1860 (ca), Arch of Titus, from the temple of Venus and Rome, Albumen print, from wet collodion negative, 15-5/8 x 12 in (398 x 305 mm), Charles Isaacs Photographs, Inc, Courtesy of Charles Isaacs (u1072), LL/11516

Robert Macpherson, 1860 (ca), Rome, Arch of Titus (no. 49), Albumen print, 30.2 x 38.4 cm, Private collection of Marco C. Antonetto, LL/27524

Robert Macpherson, 1860 (ca), Rome, Panorama of the Forum, Albumen print, 23.1 x 40.8 cm, Private collection of Marco C. Antonetto, LL/27527

Robert Macpherson, n.d., Temple of Vespasian, Roman Forum, Rome, Lazio, Italy, Albumen print, 26.1 x 31.3 cm, The Courtauld Institute of Art, Copyright: © Courtauld Institute of Art , Conway Collections, LL/36675

Robert Macpherson, 1858, Rome, Column of Foca and the Temple of Vespasian (no. 62), Albumen print, 37.2 x 27.6 cm, Private collection of Marco C. Antonetto, LL/27522

Robert Macpherson, 1858, Arch of Pantani and columns of the Forum of Nerva, Albumen print, from a wet collodion glass plate negative, 40 x 28.5 cm (image) 63 x 49 cm (mount), Private Collection of Robert G. Hill, Toronto, Ont., www.hillcollection.com - Acc: 735, LL/30624

Robert Macpherson, n.d., Trajan's Column, the Imperial Fora, Rome, Lazio, Italy, Albumen print, 33.8 x 26.6 cm, The Courtauld Institute of Art, Copyright: © Courtauld Institute of Art , Conway Collections, LL/36681

Robert Macpherson, 1868 (ca), Temple of Fortuna Virilius and the House of Rienzi, Albumen print, from Collodian Negative, 12 x 15 3/4, Klotz / Sirmon Gallery (CLOSED), LL/3355

Robert Macpherson, 1860 (ca), The Theatre of Marcellus, from the Piazza Montanara, Albumen print, from wet collodion negative, 15-5/8 x 12 in (398 x 305 mm), Charles Isaacs Photographs, Inc, Courtesy of Charles Isaacs (u1073), LL/11518

Robert Macpherson, n.d., Temple of Vesta (Santa Maria del Sole; Santo Stefano delle Carrozze; Temple of Hercules Victor), Rome, Lazio, Italy, Albumen print, 27 x 30.1 cm, The Courtauld Institute of Art, Copyright: © Courtauld Institute of Art , Conway Collections, LL/36659

Robert Macpherson, 1860 (ca), Arch of Septimus Severus, in the Roman Forum, Albumen print, from wet collodion negative, 15-5/8 x 12 in (398 x 305 mm), Charles Isaacs Photographs, Inc, Courtesy of Charles Isaacs (u1074), LL/11515

Robert Macpherson, 1860 (ca), Rome, Arch of Pantani and the Temple of Marte, Albumen print, 26.5 x 35.8 cm, Private collection of Marco C. Antonetto, LL/27531

Robert Macpherson, 1880 (ca), Cloître de l'église Saint-Paul à Rome, Italie, Albumen print, 25,5 x 35 cm, Photo Verdeau, LL/40022

Robert Macpherson, 1855 (ca), Rome, Panorama from the hill of the Pincio, Albumen print, 40.0 x 29.8 cm, Private collection of Marco C. Antonetto, LL/27525

Robert Macpherson, 1860 (ca), Rome, Castel S. Angelo and the River Tiber, Albumen print, 38.7 x 26.6 cm (oval), Private collection of Marco C. Antonetto, LL/27528

Robert Macpherson, 1860 (ca), Rome, Lucrezia Borgia‘s house, Albumen print, 28.0x36.5 cm, Private collection of Marco C. Antonetto, LL/27526

Robert Macpherson, 1860 (ca), Rome, Marbled room, Vatican Museum (Musei Vaticani), Albumen print, 30.0 x 40.0 cm, Private collection of Marco C. Antonetto, LL/27515

Robert Macpherson, 1860 (ca), Rome, Trevi Fountain (no. 343), Albumen print, 40.6 x 28.4 cm, Private collection of Marco C. Antonetto, LL/27514

Robert Macpherson, n.d., (Temp title) 1361-MacPherson. Paestum, Tempio, Albumen print, Private collection of Marco C. Antonetto, LL/27529

Robert Macpherson, 1860 (ca), Temple of Hera I, Paestum, Albumen print, 18.5 x 43cm, Dominic Winter Book Auctions, Auction Sale: June 17, 2010 - Lot: 624, LL/37877

Robert Macpherson, 1860 (ca), Tivoli, the temple of Vesta, Albumen print, 28.7 x 40.0 cm, Private collection of Marco C. Antonetto, LL/27521

Robert Macpherson, n.d., Temple of the Sybil, Tivoli, Latium, Italy, Albumen print, 32 x 29 cm, The Courtauld Institute of Art, Copyright: © Courtauld Institute of Art , Conway Collections, LL/36674

Robert Macpherson, 1856 (ca), Rocca Pia, Tivoli, Italy, Albumen print, from wet collodion negative, 30,5 x 39 cm, Bassenge Photography Auctions, Courtesy of Bassenge, Berlin (Photography, Dec 2, 2009, Sale: 94, Lot: 4063), LL/33502

Robert Macpherson, 1860 (ca), The Cliff of Terracina, Albumen print, 40 x 28 cm, Bloomsbury Auctions - Rome, Bloomsbury, Rome (Nov 10, 2008, Sale 17, Lot 66), LL/31185

Robert Macpherson, 1860 (ca), Rome, Equestrian monument of Marcus Aurelius at the Capitol, Albumen print, 30.5 x 35.5 cm, Private collection of Marco C. Antonetto, LL/27516

Robert Macpherson, n.d., Statue of Julius Caesar in Rome, Albumen print, 15 1/2 x 9 1/2 in, Larry Gottheim, Be-hold, Inc, Courtesy of Larry Gottheim - Be-Hold (48 / 211), LL/15349

Robert Macpherson, 1860 (ca), Rome, Laocoon marble statue, Vatican Museum (no. 81), Albumen print, 28.1 x 37.8 cm, Private collection of Marco C. Antonetto, LL/27519

Robert Macpherson, 1860 (ca), Rome, Statue of Apollo, Vatican Museum (Musei Vaticani), Albumen print, 23.1 x 36.4 cm, Private collection of Marco C. Antonetto, LL/27520

Robert Macpherson, 1860 (ca), Rome, Venus from Gibson (no. 87), Albumen print, dilute, 13.1 x 35.8 cm, Private collection of Marco C. Antonetto, LL/27530

Robert Macpherson, 1863 (ca), Biga (Statue of Horses and Chariot), Albumen silver print, George Eastman Museum, LL/33155