"The studies pertinent to the rural built heritage should also include, among their research instruments, the land demarcation plans from the 19th and the first half of the 20th centuries. These mapping documents, hardly ever used in the Romanian research, generally represent the only source of information available amid studies of the long gone or heavily damaged countryside noble courts. The article herein introduces the documentary corpus from the perspective of civil architecture ensembles, thus proving its relevance through several significant case studies. "