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open book hand draw
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JPG 300 DPI
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Author:
dreamstime
License:
buy for Personal Use & Commercial
File Type:
JPG
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times
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blank
book
concepts
data
diary
dictionary
draw
drawing
education
encyclopedia
hand
handbook
hardcover
illustration
image
information
instruction
intelligence
isolate
isolated
learning
letter
literature
manual
nobody
novel
object
open
page
painting
reading
research
science
sign
single
studying
symbol
teaching
text
textbook
university