Drawings of N.V. Hollandsche Constructiewerkplaatsen Leiden
1 general plan boiler house, 1963
2 purlins of boiler house, 1963
3 foundation boiler house, 1963
4 wall lines boiler house, 1963
5 boiler house portals, 1963
6 half portals boiler house, 1963
7 end wall boiler house, 1963
1 lintels factory, 1964
1 purlins in roof, 1963
1 awning, 1963
2 awnings, 1964
3 awnings, 1964