'Silex quartzum' Finish:Rolled 24th May 1961

24th May 1961

'Gratitude'

View from Cheapside of the royal procession on the day of Queen Victoria's visit to the City

as it appears from the Rocks in a clear calm Day

'Silex quartzum' Finish:Rolled 24th May 1961Two specimens of Hertfordshire puddingstone, here termed 'Quartzose pudding stone'. Plate 92 from British mineralogy: or coloured figures intended to elucidate the mineralogy of Great Britain, by James Sowerby, volume 1 (London, R. Taylor & Co., 1804). The accompanying text states that 'This is not rare, in gravel pits, in many counties of England; Hertfordshire is however most famous for producing it Pudding stone is little known abroad, and is