EN
The architectural investigations of th a t setting were started in 1967. They form a valuable supplementation to historical knowledge acquired as a result of inquiries made in source materials th a t are being kept in archives. Where such kind of source material is not available or .inadequate architectural investigations must be considered to be the only source of historical knowledge. A thorough analysis not only enabled those carrying investigations to reconstruct the history of the separate houses, but it also revealed th e ir technical conditions forming an important factor in the furthe r course of designing work. To present results gained during investigations the author dealt in detail with data and findings which have been gathered from investigations carried out in the house numbered 19.