Family Search have an interactive map called "England and Wales Jurisdictions 1851" showing parish (and other) boundaries with optional background maps such as Ordnance Survey. There is also a Search facility, do read the guidance notes to get maximum benefit from this useful resource. See here for further background information to assist in the interpretation of this data
Places, villages, farms etc., in Llangasty Tal-y-llyn parish as shown on the parish map on the CD of Historic Parishes of England and Wales: an Electronic Map of Boundaries before 1850 with a Gazetteer and Metadata [computer file] (Kain, R. J. P., Oliver, R. R.). (Extracted by John Ball)
- Llangasty Tal-y-llyn  - Brynderwen, Bryn-llici, Llan, Llangorse Lake, Middle Wood, Neuadd, Pennorth, Talyllyn, Treberfedd, Trebinshwn, Ty-gwyn, Ty-mawr.
You can see pictures of Llangasty Tal-y-llyn which are provided by:
You can see the
administrative areas in which Llangasty Tal-y-llyn has been placed at times in the past. Select one to see a link to a map of that particular area.
Victorian Powys for schools - Map of Llangasty Talyllyn in 1887, also 1841.
You can see maps centred on OS grid reference SO134261 (Lat/Lon: 51.926656, -3.260799), Llangasty Tal-y-llyn which are provided by: