I will not hide them alone, as I might, because if any harm befell me they would be lost, and might be found by some unworthy person." "Could you not leave them with some one else, sir ?" asked Zorzi.
"No.

I trust no one else.

Let us hide them together to-night, for to-morrow I must leave Venice.

Take up one of the large flagstones behind the annealing oven, and dig a hole underneath it in the ground.
The place will be quite dry, from the heat of the oven." Zorzi lit a lamp with a splinter of wood which he thrust into the 'bocca' of the furnace; he took a small crowbar from the corner and set to work.

The laboratory contained all sorts of builder's tools, used when the furnace needed repairing.