Galileo Galilei the use of the compasses for 120 lire. In about 1593, Galileo constructed a thermometer, using the expansion and contraction of air in a bulb to move water in an attached tube. In 1609, Galileo was, along with Englishman Thomas Harriot and others, among the first to use a refracting telescope as an instrument to observe stars, planets or moons. The name "telescope" was coined for Galileo's instrument by a Greek mathematician, Giovanni Demisiani, at a banquet held in 1611 by Prince Federico Cesi to make Galileo a member of his Accademia dei Lincei. The name was derived from the
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