Research Quarterly

Articles in SafetyLit
Y-Axis = Volume :: X-Axis = Issue
?=unknown status :: X=no issue published :: nn=articles from issue :: A=relevant article(s) IDed to add
S=searched, nothing relevant :: O=issue published but not yet searched :: C=combination issue

		1	2	3	4
27 (1956)	?	1	?	?	?
29 (1958)	?	?	?	1	?
31 (1960)	?	?	?	?	1
35 (1964)	2	?	?	?	?
36 (1965)	4	?	?	?	4
37 (1966)	?	2	?	2	1
38 (1967)	?	4	1	3	2
39 (1968)	?	1	1	5	3
40 (1969)	?	4	2	?	6
41 (1970)	?	?	?	2	3
42 (1971)	?	2	4	1	?
43 (1972)	?	3	14	8	2
44 (1973)	?	1	1	?	?
45 (1974)	?	2	2	2	?
46 (1975)	?	3	4	3	?
47 (1976)	?	2	5	4	?