|Alternative reference number||NLB/8 p102|
|Title||Copy letter from Herbert Rix, to Messrs Andre & Company, Bushey, Hertfordshire|
|Date||29 July 1893|
Herewith new copy for spectrum block which, as I have already informed you was not satisfactory as done from the old copy. Mr Lockyer writes that it should be enlarged to a width of 2 inches'.