1. Stone Lithography: drawing with a litho crayon
Offset Lithography
Stone Lithography: drawing with a litho crayon

2. Stone Lithography: rolling on the ink
Offset Lithography
Stone Lithography: rolling on the ink
More about inking a plate:

3. Stone Lithography: multiple colors on separate plates violet brown
Offset Lithography
Stone Lithography: multiple colors on separate plates
violet brown
Each plate is drawn and aligned by hand.

4. Stone Lithography: multiple colors on separate plates grey tint orange
Offset Lithography
Stone Lithography: multiple colors on separate plates
grey tint orange

5. Stone Lithography: multiple colors on separate plates
Offset Lithography
Stone Lithography: multiple colors on separate plates
deep grey mid grey

6. Stone Lithography: multiple colors on separate plates
Offset Lithography
Stone Lithography: multiple colors on separate plates
brown The Finished Print

7. Stone Lithography: a small contemporary press
Offset Lithography
Stone Lithography: a small contemporary press

8. Stone Lithography: a larger press
Offset Lithography
Stone Lithography: a larger press

9. Offset Lithography: printer’s marks
A. Star target
B. Registration mark
C. Page information
D. Trim marks
E. Color bar
F. Tint bar

10. Offset Lithography: color separations
Composite image printed on a color laser printer compared to
four-color separations printed on an imagesetter.

11. Offset Lithography: raster image processing (RIP) software
Raster Image Processing: the process and the means of turning vector digital information such as a
PostScript file into a high-resolution raster image, and preparing color separations for plates.

12. Offset Lithography: platesetter
A platesetter (or imagesetter) is a machine which receives a raster image from a raster image processor and in turn, creates a lithographic plate suitable for use on an offset press.

13. Offset Lithography: polyester lithographic plate

14. Offset Lithography: cylinders

15. Offset Lithography: cylinders

16. Offset Lithography: 2-color press

17. Offset Lithography: 4-color press

18. Offset Lithography: web press

19. Offset Lithography: photo of the offset rollers

20. Offset Lithography: halftone greyscale in halftone, AKA screens

21. Offset Lithography: halftone angles

22. Offset Lithography: halftone printed photograph in glossy magazine

23. Offset Lithography: halftone zoom in

24. Offset Lithography: halftone zoom in to see rosettes

25. Offset Lithography: spot colors

26. Offset Lithography: spot colors

27. Offset Lithography: 6-color press