John Slotanus was a Dutch Roman Catholic polemical writer. He lived and worked most of his life in Cologne.
Title page of the Disputationum adversus haereticos liber unus, published by Johan Baethen in Cologne in 1558
Cologne is the fourth-most populous city of Germany and the largest city of the German state of North Rhine-Westphalia with nearly 1.1 million inhabitants in the city proper and over 3.1 million peopl
Kranhäuser Cologne, April 2018 01