Victorian era astronomer writing notes about his findings
Edisons failure testing the light bulb closeup
WWII scientist working on breaking the Enigma machine code
1940s vintage writer typing and correcting his story
Edisons successful carbon filament light closeup
macro 18th century man writing with a quill pen
closeup businessman opening folder and writing on legal documents
doctor studying a hand joint
camera moves around the desk of a 1885 scientist
victorian scientist making notes for different chemicals
shallow DOF of businesswoman signing a legal document
victorian scientist using microscope focus on boiling flask
1930s doctor looks at testube and writes on a clipboard
closeup vintage man writing in a ledger while riding a train
1885 scientist writing in his journal
rack focus scientific equation on chalk board.
1930s doctor gets up from desk to talk to nurse
Victorian detective writing and looking at paperwork
teenagers in a school chemistry class
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.
businessman working on documents at his desk 4k
victorian scientist looks through microscope and takes notes
victorian woman scientist writing notes
businessman working on paperwork focus on desk lamp 4k
closeup victorian scientist making notes from microscope
Focused Individual Writing at a Compact Desk
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.
macro 18th century coins and man writing with a quill pen
victorian era scientist looking through a microscope
19th century apothecary or chemist using a dip pen writing notes
macro shot of businessman writing on a legal document focus on foreground
WWII scientist working on the Enigma code machine
Victorian detective writing notes using a dip pen
vintage businessman man on a train writing and thinking
Vintage 1930 Nurse Handing The Doctor A Blood Sample In A Test Tubecolor Version
1940s reporters looking at a roll of film for the story
man writing notes
Friendly student's cheerful smile
victorian scientist making notes on chemicals
Two young scientists discussing and using a tablet PC 4K
Victorian era scientist thinks about what he sees in the microscope
Edisons successful test of a carbon filament
Portrait of tired senior man to not listens notations from his serious wife when they together sitting on the couch at home. Family problems
A Victorian era scientist working in his laboratory using a dip pen to make some notations of his work.
wide shot 1930 nurse looking through a microscope then takes notes
dolly 1940s news reporters looking at some film and making notes
victorian scientist looking at medicines and taking notes