How many Rolls-Royce where sold to the mellon family in the 1930?

In the 1930s, the Mellon family is known to have purchased around 20 Rolls-Royce cars. This luxury automaker was favored by affluent individuals of the time, and the Mellons, being one of America's wealthiest families, indulged in these high-end vehicles. Their collection reflected both status and the craftsmanship associated with Rolls-Royce.