Proceedings between 1948 – 1958SSHM Proceedings 1948-49SSHM Proceedings 1949-50SSHM Proceedings 1950-51SSHM Proceedings 1951-52SSHM Proceedings 1952-53SSHM Proceedings 1953-54SSHM Proceedings 1954-55SSHM Proceedings 1955-56SSHM Proceedings 1956-57SSHM Proceedings 1957-58
