Which preposition to use with musterings

of Occurrences 11%

As soon as the little stir created in the Hut by the mustering of the men was over, a stillness as profound as that which had preceded the alarm reigned around the place.

in Occurrences 2%

Are not all your musterings in the Countrey so, Sir? Pray, read on. Un.

out Occurrences 1%

The army and the country are to be congratulated on the mustering out of the Third North Carolina Regiment.

Which preposition to use with  musterings