19th century apothecary or chemist using a dip pen writing notes
businessman working on paperwork rack focus to document 4k
1940s vintage writer typing and correcting his story
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Mid torso view of someone wearing math drawn T shirt. Mathematical notations including trigonometric symbols. Greenery forms indistinct
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.
closeup of businessman writing on a legal document 4k
Tilt down from a 1898 scientist looking into a microscope to where he is documenting his observations using a dip pen and notebook.
closeup of period nurse using a microscope takes notes color version
A professional businessman working at his desk, takes a phone call, makes notes, enjoying coffee
Victorian detective writing notes using a dip pen
Shipwright or naval architect writing with a dip pen
1940s Reporters review film then one makes notes
vintage businessman man on a train writing and thinking
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.
vintage man writing in a ledger while riding on a train
shallow DOF of businesswoman writing on a document
Two young scientists discussing and using a tablet PC 4K
Portrait of tired senior man to not listens notations from his serious wife when they together sitting on the couch at home. Family problems
businessman writing on a legal document focus on foreground 4k
victorian scientist using microscope focus on boiling flask
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1800s man applying a wax seal to a drawing focus on oil lamp
Friendly student's cheerful smile
victorian scientist looking at medicines and taking notes
Businessman reading and signing documents sitting by table in office near New year tree
shallow DOF of businesswoman signing a legal document
victorian scientist looks through microscope and takes notes
victorian scientist making notes for different chemicals
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1930's businessman writing in a ledger using a fountain pen
laboratory technician looks in microscope and takes notes
wide shot 1930 nurse looking through a microscope then takes notes