TY  - ART
TI  - Investigations on microscopic foams and on protoplasm; experiments and observations directed towards a solution of the question of the physical conditions of the phenomena of life — Illustration, BHL page 23127644
PY  - 1894
UR  - https://www.biodiversitylibrary.org/page/23127644
ID  - page-23127644
ER  -