Yes, it's a weight of silver, around this era.
One Troy pound (373g) [of silver] divided into 240 pennies (making a penny about 1.55g). Exactly what a shilling is varies, between 4 and 6 pennies. [ https://regia.org/research/misc/costs.htm ]
One Troy pound (373g) [of silver] divided into 240 pennies (making a penny about 1.55g). Exactly what a shilling is varies, between 4 and 6 pennies. [ https://regia.org/research/misc/costs.htm ]