Importing 1889 base layer of streets and some POIs from Olsen map (part 1)

Importing data from main inset of sheet 13 of 1888 San Antonio Sanborn map; adding addresses from 1888 and 1885 maps

Adding and backdating buildings from Sanborn 1877 map

Standardizing tile URLs on OSM tile scheme

Adding and backdating buildings from Sanborn 1877 map

Adding and backdating buildings from Sanborn 1877 map

Adding and backdating buildings from Sanborn 1877 map

Adding and backdating buildings from Sanborn 1877 map

Standardizing source and date tags in my previous work area; setting earliest start_date of most data to publication date of earliest Sanborn map (1885); adding suffixes to streets

Applying updates from Sanborn 1888 map

Applying updates from Sanborn 1888 map

Applying updates from Sanborn 1888 map

Applying updates from Sanborn 1888 map

Applying updates from Sanborn 1888 map

Retagging base way

Adding rail spur from NAIP

Adding present-day Alpaugh road network from PD aerial

Applying updates from Sanborn 1888 map

Applying updates from Sanborn 1888 map

Applying updates from Sanborn 1888 map