In his later work, the focus of his writing shifted to more autobiographic stories, mostly concerned with travels (by bicycle) in neighbouring countries of The Netherlands.
Dalam karya-karya lanjutannya, fokus tulisannya lebih cenderung ke kisah-kisah otobiografi, sebagian besar lagi berkaitan dengan perjalanan (dengan sepeda) di negara-negara tetangga Belanda.