Robert F. Sisson

Adrift on a Raft of Sargassum 1 copia

Everyday Life in Bible Times (1967) — Fotografo — 998 copie

National Geographic Magazine 1983 v164 #2 August (1983) — Fotografo — 26 copie

National Geographic Magazine 1986 v169 #2 February (1986) — Collaboratore; Fotografo — 26 copie

National Geographic Magazine 1974 v145 #1 January (1974) — Collaboratore — 20 copie

National Geographic Magazine 1973 v143 #6 June (1973) — Collaboratore — 16 copie

National Geographic Magazine 1973 v144 #5 November (1973) — Collaboratore — 16 copie

National Geographic Magazine 1974 v146 #1 July (1974) — Collaboratore — 15 copie

National Geographic Magazine 1967 v132 #4 October (1967) 9 copie

National Geographic Magazine 1957 v111 #3 March (1957) — Autore — 8 copie

National Geographic Magazine 1958 v113 #6 June (1958) — Illustratore — 7 copie