Old technical drawing on graph paper with pencil. Close up.

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Size: 4704px × 3136px
Photo credit: © Ekaterina Minaeva / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: black, blueprint, copy, design, draft, drawing, engineering, geometry, graph, hand, machine, paper, part, pencil, picture, plotting, rough, technical, wooden