Watch List notes:

GIBRALTAR, Robert Keeling and Sons, two quarts and quart, 1810 (Pridmore 18, 21). Even light red brown patina, virtually uncirculated and rare thus. (2)

Ex E.Wodak, J.G.Gartner, W.J.Noble (Sale 61B, lot 1223), R.A.Climpson (Sale 85A, lot 1689) and Mark E.Freehill collections.