| |_____|table |
| o
| o
| B o
| o
| ________ H ________ |
| *** | |
| ** ** |elevator |
| ** staircase
| ** ** X. |_________|_____C_________D____
| ***
F Musician's Gallery
|____ ______________ ________________ ______
|
| Dining Room Level With Lobby

It follows then that the only possible means of approach to this
room lies through the archway H., or from the elevator door. But
the elevator made no stop at the mezzanine on or near the time of
the attack upon Miss Challoner; nor did any one leave the table
or pass by it in either direction till after the alarm given by
her fall.

But a bullet calls for no approach. A man at X. might raise and
fire his pistol without attracting any attention to himself. The
music, which all acknowledge was at its full climax at this moment,
would drown the noise of the explosion, and the staircase, out of
view of all but the victim, afford the same means of immediate
escape, which it must have given of secret and unseen approach.
The coat-room into which it descended communicated with the lobby