Al Fredericksson

cormorantheader1

Entries from April 2009

Harmonograph – what you can do with a few bricks and some string!

April 29th, 2009 · Comments Off on Harmonograph – what you can do with a few bricks and some string!

I’ve just added a new page with some photographs of a simple version of a harmonograph – two pendulums connected to a pen which traces their combined motion. The resulting traces are quite fascinating. See it here.

[Read more →]

Tags: Tags: , , , ,

Categories: Uncategorized

Red Squirrel

April 21st, 2009 · Comments Off on Red Squirrel

I’ve done a bit of trawling through pre-website photographs, and found some of a red squirrel, taken at Skygarth Farm, Temple Sowerby, Penrith, Cumbria, UK in the summer of 2006. You can view these on the unsurprisingly named Red Squirrel page.

[Read more →]

Tags: Tags: , , , , , ,

Categories: Photographs · Wildlife

Burton Joyce and Bulcote Local History Society

April 18th, 2009 · 1 Comment

Went to the monthly open morning of the Burton Joyce and Bulcote Local History Society today. The Centre for Local History is based in the Carnarvon Room, on Chestnut Grove in the centre of Burton Joyce, Nottinghamshire, UK.  The Society has a monthly meeting with a speaker, on the second Tuesday evening of the month, […]

[Read more →]

Tags: Tags: , , , , , , ,

Categories: Uncategorized

Jackdaw, Kestrel, Sheep and Lambs

April 12th, 2009 · Comments Off on Jackdaw, Kestrel, Sheep and Lambs

Three more pages added from the recent weekend in Wharfedale: sheep and lambs at Grassington;  jackdaws and a kestrel seen at Bolton Abbey.

[Read more →]

Tags: Tags: , , , , , ,

Categories: Photographs · Wildlife

Goosanders on the River Wharfe

April 7th, 2009 · Comments Off on Goosanders on the River Wharfe

A very enjoyable couple of days spent in Wharfedale included a very pleasant walk along the River Wharfe upstream of Grassington. A pair of goosanders was quite unconcerned that we were close by, and we were able to watch them for about twenty minutes. Some of the resulting photographs are posted on goosanders page.

[Read more →]

Tags: Tags: , , , , , ,

Categories: Photographs · Wildlife