20 additional prisoners in the Arsenal ???

[SSlater]

And how many of these were placed there just to inform on the

Two more "Arrestees" not mentioned very often, were Thomas N. Conrad and Fanny B. Dade. Conrad said he was put in with the conspirators to Listen It is my opinion that it was either one of these two who sent Baker to Mathias Point.
The day after their arrival in D.C.. Baker got his "brilliant flash" and sent troops to Mathias Point. "Coincidence?
Both of these two were released soon thereafter.