Complex sentence: Wood's work was widely published by a number of publishers, the most prolific being Donald Bonnist's Donald Art Company, which distributed more than one million copies of "October Morn", Wood's most popular print, in less than two years.
Split into simpler sentences: Wood's work was widely published by a number of publishers. The most prolific publisher of Wood's work was Donald Bonnist's Donald Art Company which distributed more than one-million copies of "October Morn," Wood's most popular print in less than two years.