for which newspaper or magazine?
New York Sun, New York Herald, and The Century Magazine.
Robert Sterling Yard
During the 1880s and 1890s, Yard worked as a journalist for the "New York Sun" and the "New York Herald". He served in the publishing business from 1900 to 1915, variously as editor-in-chief of "The Century Magazine" and Sunday editor of the "New York Herald". 
who is robert sterling yard? American writer, journalist, and wilderness activist. where was he born? Haverstraw, New York. was he married? Yes, married Mary Belle Moffat. did he have kids? Yes, Margaret. what was his profession? Journalist and editor-in-chief.
wiki:22583590
Robert Sterling Yard [SEP] Early life and career
Robert Sterling Yard was born in 1861 in Haverstraw, New York to Robert Boyd and Sarah (Purdue) Yard. After attending the Freehold Institute in New Jersey, he graduated from Princeton University in 1883. Known throughout his life as "Bob", he became a prominent member of Princeton's Alumni Association, and founded the Montclair Princeton Alumni Association. In 1895, he married Mary Belle Moffat; they had one daughter, Margaret. During the 1880s and 1890s, Yard worked as a journalist for the "New York Sun" and the "New York Herald". He served in the publishing business from 1900 to 1915, variously as editor-in-chief of "The Century Magazine" and Sunday editor of the "New York Herald".