Copy letter from Herbert Rix, to Professor Joseph Prestwich The printers have Prestwich's paper in hand and Rix thinks Prestwich will get some of the sheets before Easter. Lists copies required as: Underground Temp: 100 octavo gratuitous and 100 quarto at Prestwich's expense, Volcanoes: 100 octavo gratuitous and 100 octavo at Prestwich's expense. 10 April 1886