Hans Lippershey that time he became a master lens grinder and spectacle maker and established a shop. He remained in Middelburg until his death, in September 1619. Hans Lippershey is known for the earliest written record of a refracting telescope, a patent he filed in 1608. His work with optical devices grew out of his work as a spectacle maker, an industry that had started in Venice and Florence in the thirteenth century, and later expanded to the Netherlands and Germany. Lippershey applied to the States General of the Netherlands on 2 October 1608 for a patent for his instrument ""for seeing
Haicke Janssen naval intelligence service N who posed as a cigar salesman. At the court martial in Westminster Guild Hall on 16 July Janssen admitted the espionage charges brought against him. The court martial sentenced him and Willem Roos to death by firing squad. On the early morning of 30 July 1915, Janssen and Roos were executed in the Tower of London by a firing squad of the Scots Guards. Janssen was first at 6 a.m. He rejected his right to be blindfolded. Haicke Janssen Haicke Petrus Marinus Janssen was born in 1885 in Kampen, Netherlands. He was a bookkeeper in Amsterdam