1987
January January 1; 84 (1) : 1 - 317 January 15; 84 (2) : 319 - 614	February February 1; 84 (3) : 615 - 900 February 15; 84 (4) : 901 - 1126	March March 1; 84 (5) : 1127 - 1468 March 15; 84 (6) : 1469 - 1725
April April 1; 84 (7) : 1727 - 2109 April 15; 84 (8) : 2111 - 2564	May May 1; 84 (9) : 2565 - 3080 May 15; 84 (10) : 3081 - 3535	June June 1; 84 (11) : 3537 - 3950 June 15; 84 (12) : 3951 - 4350
July July 1; 84 (13) : 4351 - 4664 July 15; 84 (14) : 4665 - 5086	August August 1; 84 (15) : 5087 - 5510 August 15; 84 (16) : 5511 - 6009	September September 1; 84 (17) : 6011 - 6321 September 15; 84 (18) : 6323 - 6610
October October 1; 84 (19) : 6611 - 6960 October 15; 84 (20) : 6961 - 7358	November November 1; 84 (21) : 7359 - 7797 November 15; 84 (22) : 7799 - 8173	December December 1; 84 (23) : 8175 - 8753 December 15; 84 (24) : 8755 - 9308