"...The pioneers of this Church came at a comparatively late period into Penn's Colony. The first three congregations were organized in the Perkiomen Valley, Montgomery County, by John Philip Boehm, in 1725. They were members of the Reformed Church in Europe, in distinction from the Lutheran Church and dissenting sects in Germany and Switzerland; a small but influential minority came from Holland"--Pref. "The congregations increased with the constantly...

Biographical notice of clergymen, laymen and laywomen: vol. 1, p. (243)-369; vol. 2, p. (1117)-1162.