added start and end dates

added start and end dates

updated building tags

added building that was demolished

added Shannon Arizona Railway

fixed layers and input dates.

Further improved date ranges and names

Added track around Metcalf as well as added many paths and houses to Morenci.

Began adding dates of construction for tracks and buildings

Began adding buildings and paths

Tagged tracks and added the town of Metcalf

Added all track sections within the town of Morenci

Tagged tracks and added tunnels where they existed

Alligned tracks within Morenci to their correct orientation in addition to adding the basis for other tracks

started placing tracks in the town of Morenci

testing names for old Morenci over time

added old Mission Bay Bridge and tram tracks

added start dates to school building and old San Diego Electric Railway lines

fixed date tags

Added sections of CA SR-58 that were removed