The science of illumination : an outline of the principles of artificial lighting / by Dr. L. Bloch ; translated by W. C. Clinton.
- Bloch, Leopold.
- Date:
- 1912
Licence: In copyright
Credit: The science of illumination : an outline of the principles of artificial lighting / by Dr. L. Bloch ; translated by W. C. Clinton. Source: Wellcome Collection.
Provider: This material has been provided by UCL Library Services. The original may be consulted at UCL (University College London)
21/192 (page 17)