What is "photoengrave"

Usage examples of "photoengrave".

Perhaps it is dust, or graininess, or perhaps the dots produced by photoengraving processes used in newspaper reproduction.

You see, if I had a photoengraving plant of my own, I could do a good deal of outside jobbing as well, and the investment would pay ten per cent. But it takes money to make money.

The picture recorded in the receptor was a nuclear portrait in cross section, where sextillions of atoms performed the role of the dots in an ordinary halftone photoengraving.

So, each dot can easily be adjusted in size as required by the photoengraving, and there is no question that there is enough room on the head of a pin to put all of the Encyclopaedia Brittanica.