A Victorian era scientist working in his laboratory using a dip pen to document observations made through a brass microscope typical of the time period.
scientist working in his laboratory
1885 scientist working in his laboratory
A Victorian era scientist working in his lab documents some findings using a dip pen with a microscope typical of the time period close by.
1918 influenza scientist working in his laboratory
Scene tracks around a Victorian era scientist working in his laboratory using a dip pen to make some notations in a notebook of his work.
A Victorian era scientist working in his laboratory using a dip pen to make some notations of his work.
Closeup Virology Scientist Working In His Lab 4 K
Scene tracks by a 1890 era scientist working in his laboratory using a dip pen to make some notations in a notebook of his work.
Scientists Collaborating with Microscope and Tablet in Laboratory
Passing a sample to his colleague in modern laboratory. Two scientists working on brain cells diseases