A proprietary chapel is a chapel that originally belonged to a private person, but with the intention that it would be open to the public, rather than restricted (as with private chapels in the stricter sense) to members of a family or household, or members of an institution. Generally, however, some of the seating - sometimes a substantial proportion - would be reserved for subscribers. In 19th century Britain they were common, often being built to cope with urbanisation. Frequently they were set up by evangelical philanthropists with a vision of spreading Christianity in cities whose needs could no longer be met by the parishes. Some functioned more privately, with a wealthy person building a chapel so they could invite their favourite preachers. They are anomalies in English ecclesiasti