Table 1.
The ten locations sampled in this study and two hallway locations sampled in a previous study, their location codes used throughout this paper, and their construction dates.15
| Sampling Location | Location Code | Construction Dates |
|---|---|---|
| Math Room | MR | Before 1920 |
| Art Storage Room | AS | Before 1920 |
| Art Room | AR | Before 1920 |
| Library | L | 1920–1970 |
| High School Gym | HG | 1920–1970 |
| Social Studies Room | SS | 1920–1970 |
| Family Consumer Science Room | FCS | 1920–1970 |
| Science Room | SR | 1920–1970 |
| Practice Gym | PG | 2010s |
| Outside | OS | N/A |
| High School Hallway | HSH | 1920–1970 |
| Middle School Hallway | MSH | Before 1920 |