'A Bill to enable the Mid-Wales Railway Company to make a diversion in their authorized Railway, and to construct Railways to connect their Railway with the Central Wales, the Hereford, Hay and Brecon, the Brecon and Merthyr Junction, and the Vale of Towy Railways, ...' together with related papers comprising an extract from the book of reference relating to the Newbridge-on-Wye to Builth section of the railway, in p's Llanyre and Llanelwedd, co. Rad., Llanafan Fawr, Llanfihangel Brynpapuan, and Llanganten, co. Brec., 1860 (40/4), parliamentary evidence (40/5-8) and comparative estimates of earthworks and costs of the alternative routes to Llandovery of the Mid-Wales and the Central Wales railways (40/9-18). Thirteen plans and sections have been transferred to the Department of Pictures and Maps. They relate especially to the Newbridge-on-Wye to Builth section of the Mid-Wales Railway, and the alternative schemes of the Mid-Wales Railway and the Central Wales Railway for a Llandovery to Llandrindod line, 1860. They also include notice of the company's contemplated Aberystwyth to Machynlleth to Nefyn and Llanllyfni extension.