
W. J. (William Jacob) Holland
Rev William Jacob Holland FRSE LLD was the eighth Chancellor of the University of Pittsburgh (1891β1901) and Director of the Carnegie Museums of Pittsburgh. He was an accomplished lepidopterist, zoologist, and paleontologist, as well as an ordained Presbyterian minister.

The butterfly guide : $b A pocket manual for the ready identification of the commoner species found in the United States and Canada
Uncover the secrets of North American butterflies with detailed illustrations and descriptions designed for both the casual observer and the serious scientist.
By W. J. (William Jacob) Holland

The Mentor: Butterflies, Vol. 3, Num. 12, Serial No. 88, August 2, 1915
Discover the captivating lives of delicate winged creatures and the beauty they bring to our world.
By W. J. (William Jacob) Holland

The Butterfly Book A Popular Guide to a Knowledge of the Butterflies of North America
Discover the beauty and science of North American butterflies through stunning illustrations and practical collecting tips from a bygone era.
By W. J. (William Jacob) Holland