Guide with typologically arranged buildings. The introduction deals with the architectural and urban planning history of Leiden, but in a not very coherent way. The main buildings of the Van der Laan firm (including St. Elisabeth Guest House, Vroom & Dreesmann department store, St. Joseph Church) are briefly described. Dröge is a building historian and has compiled a valuable bibliography. Very useful for local research. | St, Elisabeth hospital in Leiden is mentioned in the guide. Also briefly tells something about The Architects Van der Laan, Jan and Leo as one of the two most important firms in Leiden.