Jan. 1972 issue lacks issue numbering but constitutes v. 1, no. 1. Feb. 1972 issue labelled as v. 2 but constitutes v. 1, no. 2. Correct volume and issue numbering begins with v. 1, issue 3 (Mar./Apr. 1972).
Vol. 1 consists of seven issues.
Feb. 1973 issue lacks volume and issue numbering but constitutes v. 2, no. 1.