This seems to be the nearest reference, on the internet.www.pal2pal.com/genealogy/halsey_family.htm
(unfortunately, no longer active) gives...
...The historian of Cornwall asserts that Simon de Als in 1266 gave the *manor of ... the King on March 12, 1545, granted the Rectory to William Halsey, alias Chamber. ... The grant from Henry VIII to William Halsey was one of hundreds of similar ...
*Manor of... Laneseley? -
scroll down for link to OPC assistance...http://www.cornwall-opc.org/Par_new/e_g/gulval.php
Hope it helps.