THE END

Printed by R. & R. Clark, Limited, Edinburgh

FOOTNOTES

[1] Pliny's word "nitrum" does not mean what we call nitre, which is potassium nitrate, but natron, or natural carbonate of soda, of which deposits are found in the Nile Delta. It is this that is meant in the passage in Jeremiah: "Though thou wash thee with nitre, and take thee much sope...."

[2] These panes are, I believe, of cast glass; but I have seen Roman window glass found at Silchester that was obviously "blown" glass and of very good quality.