LEADER 00000nam 2200181 a 4500 001 085274451X 003 UkHlHU 007 t 008 991026s1981 000 020 085274451X 040 UkHlHU 100 1 Hammond, John H. 245 14 The camera obscura. 260 |bAdam Hilger,|c1981. 300 182p. 650 0 Photography. 936 UCS bib. record 946 260 lacks |a
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