Benjamin Henry Day, Jr.

Illustrator and printer Benjamin Henry Day, Jr. is best known for his invention of the Ben-Day dots printing process.

He was born on March 7, 1838 in New York City, the son of Benjamin Day, an American newspaper publisher best known for founding the New York Sun, the first penny press newspaper in the United States, in 1833. Day did some studies in Paris, and after returning to the United States worked for Leslie's, Harper's and similar publications. He also contributed to Vanity Fair.

The Mark Twain book A Tramp Abroad contains more that 20 pictures by Day.

He married Maria Theresa Miller around 1859, who died in 1875, after having two sons (Benjamin H., b. April 11, 1860, d. October 17, 1905; and Charles Shepherd, b. 1866, d. January 26, 1900) .

In 1878, Day was re-married to Rebecca Augusta Avery (b. June 27, 1844 - d. January 10, 1926), with whom he had two daughters (Florence and Helen).

In 1908, he moved to Summit, New Jersey and built a large studio. He died at his home on August 30, 1916, at the age of 78.

Source: Wikipedia