WWII scientist taking measurements on the Enigma machine
camera moves around the desk of a 1885 scientist
Portrait of tired senior man to not listens notations from his serious wife when they together sitting on the couch at home. Family problems
Victorian era astronomer writing notes about his findings
victorian scientist making notes for different chemicals
WWII scientist working on breaking the Enigma machine code
Edisons failure testing the light bulb closeup
Edisons successful carbon filament light closeup
macro 18th century man writing with a quill pen
closeup businessman opening folder and writing on legal documents
macro 18th century coins and man writing with a quill pen
businessman working on documents at his desk 4k
wide shot businessman writing on a legal document
doctor studying a hand joint
A Victorian era scientist working in his laboratory using a dip pen to make some notations of his work.
Victorian detective writing notes using a dip pen
closeup victorian scientist making notes from microscope
Victorian detective writing and looking at paperwork
1930s doctor looks at testube and writes on a clipboard
Two young scientists discussing and using a tablet PC 4K
businessman at his desk working on paperwork rack focus to document 4k
man writing notes
victorian scientist making notes on chemicals
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.
dolly 1940s news reporters looking at some film and making notes
A closeup of an alchemist or scientist from around 1898 time period working in his laboratory documents his work.
macro shot of businessman writing on a legal document focus on foreground
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 businessman man on a train writing and thinking
1885 scientist writing in his journal
dolly 1930 nurse making notes from the microscope
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.
victorian woman scientist writing notes
victorian apothecary woman making notes from medicines
closeup vintage man writing in a ledger while riding a train
1930s doctor gets up from desk to talk to nurse
Victorian era scientist thinks about what he sees in the microscope
victorian scientist looking at medicines and taking notes
shallow DOF of businessman working on a document 4k
rack focus scientific equation on chalk board.
victorian woman scientist writing notes in a book
1940s vintage writer typing and correcting his story
businessman writing on a legal document focus on foreground 4k
businessman working on paperwork rack focus to document 4k