closeup businessman opening folder and writing on legal documents
close shot of businessman writing on a legal document
Victorian era astronomer writing notes about his findings
WWII scientist taking measurements on the Enigma machine
1885 scientist looking through his microscope
dolly 1930 nurse making notes from the microscope
doctor studying a hand joint
WWII scientist working on breaking the Enigma machine code
camera moves around the desk of a 1885 scientist
Victorian detective writing and looking at paperwork
shallow DOF of businesswoman signing a legal document
closeup victorian scientist making notes from microscope
victorian woman scientist writing notes in a book
victorian scientist looking at medicines and taking notes
macro 18th century coins and man writing with a quill pen
WWII scientist working on the Enigma code machine
A closeup of an alchemist or scientist from around 1898 time period working in his laboratory documents his work.
1930s doctor looks at testube and writes on a clipboard
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.
rack focus scientific equation on chalk board.
1885 scientist writing in his journal
Victorian era scientist thinks about what he sees in the microscope
wide shot businessman writing on a legal document
Two young scientists discussing and using a tablet PC 4K
victorian scientist looks through microscope and takes notes
man writing notes
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.
businessman at his desk working on paperwork rack focus to document 4k
1940s reporters looking at a roll of film for the story
victorian scientist making notes on chemicals
victorian scientist making notes for different chemicals
closeup vintage man writing in a ledger while riding a train
victorian woman scientist writing notes
Victorian detective writing notes using a dip pen
businessman working on documents at his desk 4k
A Victorian era scientist working in his laboratory using a dip pen to make some notations of his work.
Vintage 1930 Nurse Handing The Doctor A Blood Sample In A Test Tubecolor Version
macro shot of businessman writing on a legal document focus on foreground
1930s doctor gets up from desk to talk to nurse
vintage businessman man on a train writing and thinking
teenagers in a school chemistry class
victorian apothecary woman making notes from medicines
Portrait of tired senior bearded man which closed his ears to not listens notations from his serious wife when they together sitting on the couch at home
1940s vintage writer typing and correcting his story