"There are two identical markers for the library, removing this one to avoid confusion."
The place has gone or never existed. A user of Organic Maps application has reported that the POI was visible on the map (see snapshot date below), but was not found on the ground.
OSM snapshot date: 2025-02-27T10:33:49Z
POI name: Webster Groves Public Library
POI types: building amenity-library
#organicmaps android

"Webster Groves High School contains a Defibrillator in the main office, located to the right after entering the main entrance."
OSM snapshot date: 2024-04-29T02:50:07Z
POI has no name
POI types: emergency-defibrillator
#organicmaps android

"There is no evidence of a church currently or ever being here, nor is there a building on this spot."
The place has gone or never existed. A user of Organic Maps application has reported that the POI was visible on the map (see snapshot date below), but was not found on the ground.
OSM snapshot date: 2025-04-18T15:38:17Z
POI name: Church of Christ of Affton
POI types: amenity-place_of_worship-christian
#organicmaps android

"is this supposed to say "Substation"?"
OSM snapshot date: 2025-04-18T15:38:17Z
POI name: CTA 35th Street Susbstation
POI types: building power-substation
#organicmaps android

"This building is actually on the corner of amelia and fairlawn. (same side as it is now, main entrance on amelia.)"
OSM snapshot date: 2024-11-22T15:57:19Z
POI name: Old Orchard Presbyterian Church
POI types: amenity-place_of_worship-christian
#organicmaps android

"Self-service public-use free bike repair equipment, wasn't sure if this fits what this category is for or not but decided to add anyways"
OSM snapshot date: 2025-02-27T10:33:49Z
POI has no name
POI types: amenity-bicycle_repair_station
#organicmaps android