Author Archives: dougaj4

Bridges over the Grand Canal

Posted on 30/05/2012 by dougaj4

This post was planned to be a description of the four bridges over the Grand Canal in Venice, but I discovered that The Happy Pontist has already done this, so I will just provide links to his site, some photos, and comments … Continue reading →

Posted in Arch structures, Historic Bridges, Newton | Tagged , , , , , | Leave a comment

Leonardo, lenses and the earliest photograph?

Posted on 28/05/2012 by dougaj4

Walking around Venice I had seen a large poster for a Leonardo Da Vinci exhibition, with no details of locations or dates, and on the Internet the only links were to exhibitions from previous years, but arriving in Florence I … Continue reading →

Posted in Newton, Ray Tracing | Tagged , , | Leave a comment

Campaniles, Earthquakes and Photoshop

Posted on 25/05/2012 by dougaj4

The Campanile in St Mark’s Square in Venice is the only non-original structure in the square, the original having collapsed in 1902, but the new structure is a faithful replica of the original, and still provides fine views of the … Continue reading →

Posted in Newton | Tagged , , , | 3 Comments

More Ligurian Arches

Posted on 22/05/2012 by dougaj4

We will complete the stay in Camoglia with another collection of arch structures (great and small, old and new) from the district: The recent photo of the Recco Rail Viaduct is from the Structurae Database. The photo from the time … Continue reading →

Posted in Arch structures, Newton | Tagged , , , , , | Leave a comment

They all laughed at Christopher Columbus …

Posted on 16/05/2012 by dougaj4

…When he said the World was round (or rather, they didn’t). Christopher Columbus was born in the town of Genova, in what is now North-West Italy.  The adjacent towns are happy to share the credit: It is (or at least … Continue reading →

Posted in Newton | Tagged , | 2 Comments