[On the aqueduct’s big arch]

1924-06-03 Stereoscopic negative, gelatin and silver on glass, 4,3 x 10,5 cm PT-AMLSB-JMS-000876   Pencil inscriptions on the negative: “1377. Marçal da Silva [signature]”. Inscriptions on the record book Photonegativos. Catálogo n.º 2: “N.º 1377; Data 2 Junho 1924; Hora 15; Luz Sol; Objectiva Vérascope; Diaph. 8; Suporte Lumière Ortho S.E. a.H.; Assumpto Lisboa. Campolide. No arco g.de do aqueducto; exp. 1/80’’; Revelação Ducancel Pyro acetona”. [Number 1377; Date 2 June 1924; Hour 15; Light Sun; Lens Vérascope; Diaphragm 8; Medium Lumière Ortho S.E. a.H.; Subject matter Lisboa. Campolide. On the aqueduct’s big arch; Exposure 1/80’’; Development Ducancel Pyro acetone]. Related documents: stereoscopic slide, gelatin and silver on glass, 4,3 x 10,5 cm and print on direct collodion or gelatin paper, 4,5 x 10,8 cm.