Historical Geography information for Maryland, United States
| State | Maryland |
| Country | United States |
| SiteID | 203697 |
| DateUpdated | 4/13/2026 9:10:34 PM |
| Record ID | DataSet | Y-DNA Marker | Alternative Marker Names |
|---|---|---|---|
1288433 |
Y-DNA Phylogenetic Branch | R-L21 | L21 M529 S145 |