The pears of New York

by U. P. Hedrick

Paradisi in Sole. Paradisus Terrestris. By John Parkinson. (Illustrated.) London: 1629.

Phillips, Com. Orch.

The Companion for the Orchard. An Historical And Botanical Account of Fruits Known In Great Britain. By Henry Phillips. New Edition. London: 1831.

Pom. France

Pomologie De La France ou Histoire Et Description de tous Les Fruits Cultivés En France Et Admis Par Le Congrès Pomologique. (Illustré.) Tomes I-VIII. Lyon: 1863-1873. Vols. 1-4. Pears.

Pom. Mag.

The Pomological Magazine; or, Figures And Descriptions of the Most Important Varieties Of Fruit cultivated in Great Britain. Three Volumes. London: 1828-30. This work has also been published under the title Pomona Brittanica.

Popular Gard.

Popular Gardening. An Illustrated periodical devoted to Horticulture in all its branches. Volume I. Buffalo: 1886. Continued as Popular Gardening and Fruit Growing. Volumes II-IV. Buffalo: 1887-1891. Consolidated with The American Garden and continued as American Gardening. New York: 1892-1904.