1963 Volume 9.10 Pages 71-83
This study is the survey of methods to use the Hand-Sort Punched Card in various libraries. In the public library it is used at the department of services, at a executive department, and in a special library at the department of literature search. This reflects the characteristics of each library. To summarize, it is the stage of examination. Hereafter it is necessary to study the quality of each Hand Sort Punched Card.