A collection of mainly used Great Britain stamps in twenty albums and loose with a used collection

A collection of mainly used Great Britain stamps in twenty albums and loose with a used collection in five Windsor albums: including 1840 1d. (3) and 2d. (2), 1887-92 £1, 913 Seahorse £1 (2), 1929 PUC £1, QEII commemorative sets apparently complete to 2020, also first day covers with earlier plain covers including 1948 £1 Brown, 1948 Wedding, 1951 High Values, 1955 Waterlow Castles, decimal commemorative issues complete to 2020. etc.