100 hours at sixpence-ha'penny.' He consulted a ready reckoner that was on the desk.
'Time, L9.7.6.

Materials: fifteen books of gold, say a pound.

Then there's the cartridge paper and the colours--say another pound, at the outside.

Boy's time?
Well, he gets no wages as yet, so we needn't mention that at all.

Then there's the preparing of the room.