Remove Newberry way that was replaced by Schuylkill River
Fix end date for Montgomery County (1866-1916)
Create new relations to handle 1866 Philadelphia boundary change
Replace Newberry way with Schuylkill River way; move boundary to conform with 1866 change
Split City Line Avenue at 1866 change node
Add new line for 1866 Philadelphia boundary change
Split boundary/river ways in preparation for replacing former with latter
Add to Delaware County chronology
Add outer for Philadelphia boundary changes
Change ways for new Philadelphia boundary changes, add chronologies
Create new relations to handle Philadelphia boundary changes
Substitute pre-1927 boundary in vicinity of Bow Creek
Substitute pre-1916 boundary in vicinity of Cheltenham and Hasbrook Avenues
Substitute pre-1906 boundary in vicinity of Cobbs Creek at Darby Creek
Split 1916 way into 2 (separate streets)
Split ways at beginning and end of pre-1916 county boundary
Split ways at beginning and end of pre-1906 creek boundary
Combine stream segments from 1905 ascertainment/1906 change
Split ways at beginning and end of pre-1927 Bow Creek boundary