Yes. Margaret and her younger sister Ellen were involved with the Ben Hall Gang. Ellen with Ben and Margaret with John Dunn.
The night of Boxing Day 1864 they were at the Binda ball together and after they were involved with the burning of a store at Binda.
John Dunn was on the run for the murder of Constable Nelson in 1865 and it is said he held up at the Monks farm.
Bell’s Life in Sydney and Sporting Reviewer (NSW : 1845 - 1860) - Saturday 31 March 1860 p.3
Goulburn Circuit Court.
MONDAY, MARCH 26.
(Before His Honor Mr, Justice Witt)
SENTENCE OF DEATH UPON ELLEN MONKS FOR THE MURDER OF HER HUSBAND.
Ellen Monks was indicted for the wilful murder of her husband, Thomas Monks, at Longnose Creek, on the 31st October, 1859.
Prisoner pleaded guilty.