| Personal Information | |||||
| Name | James H. Slater | ||||
| Full Name | James Harvey Slater | ||||
| Date of Birth: | Dec 28, 1826 | Birthplace: | Springfield, Illinois | ||
| Date of Death: | Jan 28, 1899 | 72 yrs old | Place of death: | La Grande, Oregon | ||
| Religion: | Unknown | ||||
| Office Held: United States Senator | |||||
| Political Party: | Democratic | ||||
| State Represented: | Oregon | Senate Class: | 3 | ||
| Date entered office: | Mar 4, 1879 (52 yrs old) | Preceded by: | John H. Mitchell | ||
| Date left office: | Mar 3, 1885 (58 yrs old) | Reason: | Retired | ||