The subject aims to develop an understanding of the principles of building preservation and the method of recording it in three documentation methods; measured drawings, written documentation and photographic documentation. The ideas of application and management of architectural historic documentation will be presented as part of the overall knowledge of building preservation.  Historically and architecturally significant buildings in the form of as-built drawings are documented for meaured drawings. The outcomes of the subject are collections of plans, sections, elevations, details and axonometric views / models; complemented with a report that explains about the background, history, concept, style, construction and ornamentation of buildings.