1881 public laws – Ch.233 Sec.4

That the said company may construct or aid others in constructing any lateral or other railway branch, branches or feeders to their main railway, or may lease, hire, purchase or otherwise secure the use and control of the same, and the said company is authorized to open books of subscription to any amount they deem necessary for such purpose, or to construct any branch or branches to, from, or connecting with their main road, and to make the stock so subscribed separate and independent of the stock of the main road, and to be applied exclusively to the construction of the branch road for which it was subscribed, according to such agreement as may be entered into by the subscribers aforesaid with said company.