1967 – Plate 113 from Cloud Studies in Colour Richard Scorer and Harry Wexler.Shows over 30 contrails, some criss-crossing: 1963 – Photo by Bob Shomler 1958, San Fancisco airport: Two persistent contrails cross in the sky.So the more modern an engine is, the more likely it is to produce a persistent contrail.1944, Contrails formed over Germany by the 91st Bomb Group on a mission to Zeitz, Germany on 30 November 1944 1940, Europe, Bomber with fighter escorts 1940s, From the 1950 book [UPDATE] Here’s a collection of photos from “fuzzylogic”, originally posted on There is little or no current in most places, and with water temperature averages at 25 C (80 F), these conditions couldn't be more perfect.
The coasts of Antigua are ideal for yacht cruising and racing, with constant trade-winds, and seemingly endless harbours for exploration.
The coral reefs that once wrecked many ships now attract snorkelers and scuba divers from around the world.
And separated by only a few nautical miles off the coast, the fascinating little island of Barbuda is home to one of the region's most significant bird sanctuaries.
1954, A photo by Ansel Adams entitled “Rails and Jet Trails” 1945, Europe: Contrails from fighter escorts (P-51s). You see lots of these types of photos when people try to debunk chemtrails, the believers say that engines back then were less efficient, so produced more trails.
Ironically, the more efficient an engine is, the more of the fuel is combusted, so more water is produced.