In 1826 Niepce used this time period to indicate his newly invented process which later came to be generally known as pictures. The time period was changed in 1839 with the term daguerréotype , even though the time period images was already known as of 1836. Initially the latter time period had a more general which means and it was not until 1839 that it turned synonymous with the reproductive course of it’s now associated with.

In this sequence first is an Armoured Vehicle Crewman’s GRP helmet (known as a‘Dan Dare’) from the Falklands Warfare Period 1982, circa 1980-1991, next a WWII Motorcycle Dispatch Rider’s metal helmet, then an early WWII British Paratroop material ‘Sorbo’ Training Helmet, and finally a rimless 3rd Pattern British Paratrooper’s Helmet from the Suez Marketing campaign (Operation Musketeer), dated 1955 (equivalent to late WWII problem).

In 1886 heliographs were utilized by General Nelson Miles, in … Read the rest