The Chemical age year book.
| New Title: | Chemical age directory and who's who |
|---|---|
| Previous Title: | Chemical age year book, diary & directory |
| Format: | Serial |
| Language: | English |
| Subjects: |
| Published: | 11th year (1933)-35th year (1958). |
|---|---|
| Physical Description: | 26 volumes ; 23-32 cm |
| Publication Frequency: | Annual |