Home » Jan Kooijman AUTHOR Jan Kooijman Meet the author Jan Kooijman Jan Kooijman has worked for many years as a marine engineer and is active as a guest teacher at the STC Group. View publications Publications Add to cart Quick View Ebook Hulpwerktuigen €52,00 Add to cart Quick View Voortstuwingsinstallaties €69,00 Add to cart Quick View Hulpwerktuigen €68,00 All products