sentences:  The design of the mosque is credited to Thomas Mawson.The plans form part of the Mawson archive held by the Cumbria Archive Service.The foundation stone was laid in 1924 by Mirza Bashir-ud-Din Mahmud Ahmad, the second Caliph, who was visiting London as the representative of Islam at The Conference of Living Religions that was being held at the Imperial Institute in South Kensington.