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Author patent Stock Vector Images
100,000 Author patent vector art & graphics are available under a royalty-free license
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Gower's hemoglobinometer, vintage engraved illustration
This illustration represents Meter Record where a meter officer can record violations, vintage line drawing or engraving illustration.
Hand Drawn Open Notebook on Stack of Books
Drawing tools and notebook in black dotted contour
Color box and wheel, vintage engraved illustration. Magasin Pittoresque 1876
Vector Sketch Open Hardcover Book
Sketch blurred silhouette image open book with bookmark
Notepad and pencil sketch engraving vector illustration. Scratch board style imitation. Hand drawn image.
German Shield is a re-introduction of the coat of arms, vintage line drawing or engraving illustration.
Drafting Appliance which facilitates the use of drawing straight lines, draft hood to cool combustion products entering the chimney and prevent updrafts or downdrafts, vintage line drawing or engraving illustration.
Easel or Album are manufactured with clear acrylic, vintage line drawing or engraving illustration.
One line book drawing, vector illustration
Letter R on the book
Isolated envelope design
Book reading icon image
The choices for the attachment point of pulling the team, vintage engraved illustration. Industrial encyclopedia E.-O. Lami - 1875
Color box and wheel, vintage engraving.
Color box and wheel, vintage engraving.
Braille Writing Tool or Braille writing, braille note-taker, portable tools, vintage line drawing or engraving illustration.
Curved banner have single line border, vintage line drawing or engraving illustration.
Vector illustration of a bench
Planer longitudinal view, vintage engraved illustration. Industrial encyclopedia E.-O. Lami - 1875.
Newtons second law states that the acceleration of body is parallel and directly propotional to the net force and inversely propotional to the mass, vintage line drawing or engraving illustration.
Text book with bulb
Fig. 3. - Section of a single needle telegraph, vintage engravin
Penmanship should rest squarely on the top of the holder, vintage line drawing or engraving illustration.
Stacked books school certificate award
Sketch blurred silhouette image certificate document paper page with stamp
The way to produce the Chladni figures with square plate vintage
Trolley Wheel is often refereed to as a bogie or the framework for a carrying case in this scenario a trolley, vintage line drawing or engraving illustration.
Broken, vintage engraving.
Broken, vintage engraving.
Office workplace with desk and chair scene
Farcot servo winch, vintage engraved illustration. Industrial encyclopedia E.-O. Lami - 1875
This illustration represents Gunpowder Mill where black powder a type of gunpowder is made, vintage line drawing or engraving illustration.
A shaping machine, a hand-held router implemented for cutting hard materials as glass, plastics, wood and steel or shaper of wood, metal, or stone, vintage line drawing or engraving illustration.
Generation of steam from water by the application of heat, and the mechanical force produced by this means, appear to have been understood at a very remote period, vintage line drawing or engraving illustration.
Text book with magnifying glass
This illustration represents Calder Pipe Stove, vintage line drawing or engraving illustration.
Fast food related icon image
Triangular scraper isolated on white, vintage engraved illustration. Trousset encyclopedia (1886 - 1891).
Line solar energy to care ecology and planet, vector illustration
The apparatus with the application of the condensing principle is used by several of the Transatlantic and other steamers, which is hung on gimbals and placed in iron towers, having an entry from below the deck, used in bad weather, vintage line draw
A small type of pillar which has a large bowl shape on top which contains holy-water, vintage line drawing or engraving illustration.
Brooch from 3rd century A.D, vintage line drawing or engraving illustration.
Monochrome blurred silhouette of closeup work place office interior
Sundial, a device that measures time by the position of the Sun, vintage line drawing or engraving illustration.
This illustration represents Flat Black Sable Lettering Brush which is used for heavy colors, vintage line drawing or engraving illustration.
The seventeen white cartridges represent seventeen dialers, vintage engraved illustration. Industrial encyclopedia E.-O. Lami - 1875..
Adjusting the Compass from a small to large radius, wide or pointing in the wrong direction, neutralize the boat's magnetism, vintage line drawing or engraving illustration.
This illustration represents Check Book which is a instructing a financial institution to pay a specific amount of a specific currency from a specified account, vintage line drawing or engraving illustration.
A galvanoscope in a circuit, vintage line drawing or engraving illustration.
This illustration represents Measuring Tape which consists of a ribbon of cloth, vintage line drawing or engraving illustration.
Blurred silhouette front view hand with flat coin with heart symbol inside depositing in a carton box
An Agriculture Machine used to till the soil where crops or seeds are to be planted, vintage line drawing or engraving illustration.
Filigree banner have a traditional border, vintage line drawing or engraving.
Sistrum vintage engraving
Clips, vintage engraved illustration. Dictionary of words and things - Larive and Fleury - 1895
Metalwork machine
Type of Bunsen photometer, vintage engraved illustration. Industrial encyclopedia E.-O. Lami - 1875.
A typical representation of a valve with a single flap, hinged at one edge, and consisting of a plate of leather a little larger than the valve aperture, used in pumps, vintage line drawing or engraving illustration
Vintage engraving style vector illustration of a mechanical weighing scale
This illustration represents Porter governor which a modification of Watt's original model, vintage line drawing or engraving illustration.
This illustration represents how to work of Printer Galley, vintage line drawing or engraving illustration.
This illustration represents Painting Frame which is placed face downwards, vintage line drawing or engraving illustration.
Pen instrument used for writing, nib, dip pens, ink, write, vintage line drawing or engraving illustration.
Five Books or Famous Five, series of books, vintage line drawing or engraving illustration.
This illustration represents Currying Knife which is a double edged rectangular blade, vintage line drawing or engraving illustration.
This illustration represents Harrison Going Ratchet where the wheel and the curves of the wheel vanes and guide blades, vintage line drawing or engraving illustration.
This illustration represents Pin Removal Tool which a tool having a wedge shaped head, vintage line drawing or engraving illustration.
Broken, vintage engraved illustration. Dictionary of words and things - Larive and Fleury - 1895
Steam Boiler is device used to generate steam from water using heat energy has spiral closed loop control, vintage line drawing or engraving illustration.
Book reading icon image
Books school pile icon
Drawing Ruler to straight lines and measuring lengths, are made from different materials and in a wide range of sizes, vintage line drawing or engraving illustration.
This illustration represents File which used to remove fine amounts of material from a workpiece, vintage line drawing or engraving illustration.
Rosetta Stone found near the Rosetta mouth of the Niledemotic, dr. young, Greek, hieroglyphic, vintage line drawing or engraving illustration.
This illustration represents a desk which has multiple level, vintage line drawing or engraving illustration.
Book icon isolated
Voltaic pencil, vintage engraved illustration. Magasin Pittoresque 1880
This illustration represents Smoke Jack which is used for Roasting Meat, vintage line drawing or engraving illustration.
Knights-Banneret from the knights having the right, vintage line drawing or engraving illustration.
This illustration represents Currying Knife which is a double edged rectangular blade, vintage line drawing or engraving illustration.
Du Bois-Reymond's Key used to connect a circuit, vintage line drawing or engraving illustration.
Cutting the flat nose lamp Orleans Company, vintage engraved illustration. Industrial encyclopedia E.-O. Lami - 1875
Vector illustration of a cartoon drawing of a old mechanical scale
Hat Pin for holding a hat to the head, vintage line drawing or engraving illustration.
This illustration represents Gas Alarm which lets you know when there is a gas leak in the house, vintage line drawing or engraving illustration.
Rosetta Stone found near the Rosetta mouth of the Niledemotic, dr. young, Greek, hieroglyphic, vintage line drawing or engraving illustration.
Bocfil, vintage engraving.
Bocfil, vintage engraving.
This illustration represents Framing of Air Brush which is a small air brush, vintage line drawing or engraving illustration.
This illustration represents Saw Set for a Work Bench where shank for fixing the implement to a bench, vintage line drawing or engraving illustration.
Section Liner, A Draftsman's Tool is attached to a straight-edge that it can be moved back, it is the big sections complete in one handy volume, vintage line drawing or engraving illustration.
This illustration represents Cotton Gin which is a machine that processes cotton, vintage line drawing or engraving illustration
Bonnefond water bottle system, vintage engraved illustration. Industrial encyclopedia E.-O. Lami - 1875
Kensington Museum, Wrought iron chandelier of the seventeenth century, vintage engraved illustration. Magasin Pittoresque 1878..
Voltaic pencil, vintage engraving.
Voltaic pencil, vintage engraving.
Grunge notebook study text note design vector illustration
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