This is the first publication of Steven Holls legendary watercolors. Built as diary, the 365 watercolors represent the creative process of this famous and influential American Architect. The watercolors show the highhly individual methode of Steven Holl, developed over many years and containing first ideas and scetches of all major buildings and competition projects. Holl is know for his sculptural architecture and his genuine use of light. Both qualities which meet the characteristics of the watercolor-technique.