I. Hackh

THE PERIODICALS USEFUL IN THE DENTAL LIBRARY.

I Hackh, I. Hackh, 1936, Bulletin of the Medical Library Association.

The standardization of nitrous oxide

I. Hackh, 1924 .

Chemical reactions and their equations

I. Hackh, 2022 .

A POSSIBLE CAUSE OF OLD AGE.

E. Westling, I. Hackh, 1934, Science.

Bibliographic Methods in Dentistry

I. Hackh, 1934 .