- ISSN 0010-0765 printed
- ISSN 1212-6950 electronic
1953, Volume 18
- Issue 6 contents (June, pp. 727-879)
- Issue 5 contents (May, pp. 583-723)
- Issue 4 contents (April, pp. 439-582)
- Issue 3 contents (March, pp. 311-438)
- Issue 2 contents (February, pp. 171-301)
- Issue 1 contents (January, pp. 1-159)
