| Nick name: | Aka: Joseph Arvil Hamm |
| Date of birth: | Nov 7, 1947 |
| Hair: | Gray |
| Eyes: | Blue |
| Skin tone: | Medium |
| Visit: | 1 |
| Status: | Active |
| Arrest date: | Nov 2, 2015 |
| Booking location: | Allegany County, MD |
| Booking location: | Maryland |
| Registration authority: | Maryland Law |
| Location: | Carroll, MD |
| Conviction date: | Nov 15, 1996 |
| Charges: | 2nd Degree Rape - Art. 27 § 463 |
| Location: | Baltimore City, MD |
| Conviction date: | Nov 14, 1978 |
| Charges: | Rape 1st Degree (3-303) |
| Number: | 1W00072584 |
| Description: | SEX OFFENSE / FAIL TO REGISTER |
