Tag Archives: Pennsburg

Six (more or less) Degrees of Separation from David Rittenhouse

Let’s play Six Degrees of Separation from colonial period Philadelphia native rock star, David Rittenhouse. The Schwenkfelder Library & Heritage Center owns a stunning late 18th century surveyor’s compass inscribed JOHN HEILIG FECIT, PENNSYLVANIA. John Heilig was the son or … Continue reading

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