Isle Of Man (2001) GA Guide

Lleyn Peninsula (1981)
by P.J.Cattermole and M.Romano

The Lleyn Peninsular is especially known for the numerous and splendid coastal exposures of Precambrian and Lower Palaeozoic rocks. Access is relatively easy to all the thirteen itineraries described in the Guide due to the small extent of the Lleyn. The major points of interest in each of the itineraries is described together with an indication of the time required and tidal considerations.

Onny Valley, Shropshire, Geology Teaching Trail (1992)
by Peter Toghill

The Onny Valley, provides a classic and famous section through the Caradoc Series and along it are exposed all the characteristic rocks varieties containing their wellknown shelly faunas. The trail guide is meant to appeal to students, ndergraduates, as well as amateur geologists. The general public will find something to interest them too, as the trail follows a beautiful wooded valley, with plenty of wildlife to see.

27. Geology of South Shropshire (2002) by M.Allbutt, J.Moseley, C. Rayner & P. Toghill

This new guide has itineraries grounded in a well understood and documented stratigraphy that spans all periods from Pre-Cambrian through to Triassic and covers lithologies from volcanic tuffs and lavas through fossiliferous marine and fluviatile sediments to aeolian sandstones. The authors hope to share their thrill of finding that the older classic areas of Shropshire still have the capacity to inspire.