In 1986, the 'Nederlandse Smalspoorwegstichting' (NSS) was guest at the 10th anniversary of the 'Stoom Stichting Nederland' (SSN) in Rotterdam. This photo shows the largest (23 023) and the smallest (NSS loc 5, 20 hp O&K) working steam loco's in the Netherlands. 

Until 1992, NSS was located in Katwijk. Nowadays NSS has a narrow gauge railway museum, workshop and track in Valkenburg near Leiden.

Photo by Rob Reinders (r.reinders5@chello.nl)