WWII scientist working on breaking the Enigma machine code
camera moves around the desk of a 1885 scientist
1885 scientist working in his laboratory
closeup businessman opening folder and writing on legal documents
dolly 1930 nurse making notes from the microscope
19th century apothecary or chemist using a dip pen writing notes
doctor studying a hand joint
Focused Individual Writing at a Compact Desk
Victorian detective writing and looking at paperwork
closeup victorian scientist making notes from microscope
Victorian detective writing notes using a dip pen
WWII scientist taking measurements on the Enigma machine
close shot of businessman writing on a legal document
1885 scientist writing in his journal
Victorian era scientist thinks about what he sees in the microscope
A Victorian era scientist working in his laboratory using a dip pen to make some notations of his work.
macro 18th century coins and man writing with a quill pen
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.
1940s reporters looking at a roll of film for the story
victorian woman scientist writing notes in a book
shallow DOF of businesswoman signing a legal document
victorian scientist looking at medicines and taking 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.
vintage 1930 nurse handing the doctor a blood sample in a test tube
victorian scientist looks through microscope and takes notes
Two young scientists discussing and using a tablet PC 4K
man writing notes
closeup vintage man writing in a ledger while riding a train
WWII scientist working on the Enigma code machine
victorian woman scientist writing notes
wide shot businessman writing on a legal document
teenagers in a school chemistry class
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 working on documents at his desk 4k
rack focus scientific equation on chalk board.
victorian apothecary woman making notes from medicines
victorian scientist making notes on chemicals
1930s doctor looks at testube and writes on a clipboard
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.
macro shot of businessman writing on a legal document focus on foreground
1940s Reporters review film then one makes notes
Friendly student's cheerful smile
victorian scientist making notes for different chemicals
wide shot 1930 nurse looking through a microscope then takes notes