In addition to this temporary phenomenon, numerous and extensive communication networks connect this building with the whole city.
The historical collection of the laundry was registered in 1319 in the indicator office of Zanjan Property and Deed Registry Office, the land of this building was acquired in 1347 AH according to 1307 AH by Ali Akbar Tawfighi, the head of Zanjan City Municipality (mayor), from Baqer Khan Amjad Nizam for the price of 185 Toman has been purchased. Before the construction of the laundry, the mentioned place was filled with surface water and was known as Baba Jamal Choquri (Baba Jamal Pit).
This building was completed by two brothers named Mashhadi Akbar (architect) and Mashhadi Ismail (builder) in a period of 15 months, and its stones were extracted from the stone quarry of the village of Azhdahatou and after sculpting, they were transported to the building site by the municipality. has been
The water of the complex is supplied from the qanat of Haji Mirbahauddin. The custodian of the laundry was appointed by the head of the municipality, and for many years there was a person named Asghar Khan, whose family, Masoumeh Khanum, managed it.
This building is unique in its kind and has been visited by tourists and enthusiasts since 1377 as an anthropological museum of Zanjan province.
 

Phone: 02433326020
Historical period: First Pahlavi
Visiting hours: the first 6 months of the year from 9 to 19 and the second six months of the year from 8 to 17
Weekly holidays: No annual holidays approved by the General Directorate of Museums
Ticket price: 40,000 Rials for domestic visitors and 500,000 Rials for foreign visitors