Development of the architecture of the informal education institution in the period between the end of the 19th and the beginning of the 20th century

The historical analysis of development of the architecture of buildings for informal education is presented in the article in a link with social processes which took place from late XIX and to early XX century. Several historical facts of a beginning of on-line education, out-of-school establishments which had a compensatory nature at that time and examples of these architectural objects are described in the article. Timelines and typological boundaries are provided.