 Complete the following phrase:  His writings were found by chance in 1988 in the manuscript store of the Berlin State Library. The surviving part covers a range of 25 years between 1625 and 1649. The book was folded from 12 sheets of paper which he bought at the end of the war in 1648 to write a fair copy of his notes. The 192 pages tell of a 22,500 km long journey across Europe filled with battles in Italy, the German states, Spanish Netherlands and France. He took part in the 