My friend and executor will take my place.
"'The key of the laboratory door, and the key of the safe, will be secured this day in the presence of my medical attendant, in a small wooden box.

The box will be sealed (before the same witness) with my own seal.

I shall keep it under my pillow, to give it myself to Professor Stein, if I live until he returns from Munich.
"'If I die while my executor is still absent, my beloved wife is the one person in the world whom I can implicitly trust to take charge of the sealed box.

She will give it to Professor Stein, immediately on his return to Wurzburg; together with these instructions, which will be placed in the box along with the keys.'" "There are the instructions, friend Fritz! They are no secret now.

The Professor has felt it his duty to make them public in a court of law, in consequence of the events which followed Doctor Fontaine's death.