Dallam was the surname of a family of English organ builders, active in England and Brittany. The first known member of the family, Thomas Dallam, originated from Dallam in Lancashire.
^Harper, John (May 1986). "The Organ of Magdalen College, Oxford. 1: The Historical Background of Earlier Organs, 1481 - 1985". The Musical Times. 127 (1718). Musical Times Publications Ltd.: 293–296. doi:10.2307/965479. JSTOR965479. (accessed via JSTOR, subscription required)