29 clay (cambering), opening up wide joints (gulls). The unusual weathering features of the sandstone were also discussed. The effects of cambering and solifluction were noted at Best Beech Hill near Wadhurst. Cambering appears to have had little effect, but a road built across solifluction lobes has had to be closed due to longitudinal cracking and lowering of parts of the road by as much as 0.3 m along the cracks. Houses in the area were also noted to be affected. Peter Allen Thorndon Park. 3rd July, 1983 Thirty-four members assembled in the car park at 10.30 a.m. for our visit to this fine Country Park. There are a number of different habitats and at this time of the year birds have to be looked for, and perhaps it is a good exercise in listening as well. It was not long before we located Coal Tit, a Spotted Flycatcher, Song Thrush in full song, Chaffinch and Wren, also in full song. On the way to Childerditch pond we were able to hear Chiff Chaff, Willow Warbler, Garden Warbler and Black Cap. Some members noticed that there were more Garden Warblers than Black Caps. This fact was noticeable elsewhere too. Near the pond, in some tall trees, we heard, but were unable to locate, a Great Spotted Woodpecker Lunch was taken facing the conservation area. This was a good site in the shade and we were able to watch for activity in the pond. A few