| # | Reference code | Title | Dates | Access restrictions |
|---|---|---|---|---|
| 1 | 1/1 | Account and minute book | 1891-1917 | None |
| 2 | 1/2 | Christmas Eisteddfod committee minute book | 1909-1919 | None |
| 3 | 1/3 | Church committee minute book | 1948-1974 | None |
| 4 | 1/4 | Elders' minute book | 1952-1979 | None |
| 5 | 1/5 | Membership rolls and christenings | 1952-1976 | None |
| 6 | 1/6 | Minute book | 1979-1990 | None |
| 7 | 1/7 | Montgomery Chapel | 1915, 1999 | None |
| 8 | 1/8 | Chapel history | 2000 | None |