Illustrated catalogue of electro-medical instruments : manufactured and sold by Thomas Hall, (successor to Palmer & Hall,) electrician, manufacturer and importer of magnetic galvanic, and telegraphic instruments.
License information
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
Illustrated catalogue of electro-medical instruments : manufactured and sold by Thomas Hall, (successor to Palmer & Hall,) electrician, manufacturer and importer of magnetic galvanic, and telegraphic instruments. Credit: This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.. Public Domain Mark