Holography, Part Two
A Holographic Camera Standard photography uses a lens system to focus an image onto a film or an electronic sensor. If you recall from part one, Dennis Gabor had a problem with his electron microscope’s [more…]
A Holographic Camera Standard photography uses a lens system to focus an image onto a film or an electronic sensor. If you recall from part one, Dennis Gabor had a problem with his electron microscope’s [more…]
Introduction Although the castles in the Aude department of France are now referred to collectively as ‘Cathar Castles,’ the term is misleading in that while their sites may once have provided refuge for Cathars fleeing [more…]
It was after the third accident in the pony trap going down Pitsford Hill that my wife said to me, ‘We really ought to buy a motor car. After all, this is 1910 and we [more…]
Introduction To the Looking-Glass world it was Alice that said, “I’ve a sceptre in hand, I’ve a crown on my head. Let the Looking-Glass creatures, whatever they be Come dine with the Red Queen, the [more…]
Introduction In the comments to my recent article about the Conques Tympanum quite a few readers made reference to ‘Cathar Country’ so, as I have pictures from my trips to the region I thought an [more…]
Introduction Back in the 1990s while returning from a jaunt into Cathar Country in our VW camper, quite by chance we made an overnight stop in the ancient village of Conques in the Aveyron region [more…]
We reach August 1940, eighty years ago. Things still looking bleak for the Brits and it doesn’t really improve this month and we moan about the lockdown, albeit with some justification. The Italians had been [more…]
Musings on the development of the Miles M20 prototype Firstly, a reminder of where we started back in part one, I suggested in the first article in this series that the Spitfire was not an [more…]
Today A Bear’s Diary is published as a hardback. It has been available as an ebook for a couple of months. It’s a shortish novel at 65,000 words, decorated with old engravings which give it [more…]
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