David Josiah Brewer,
Brown Bonnell Company v. Lake Superior Iron Company…
“ After months had passed, much business had been transacted and large responsibilities assumed, the corporation, for the benefit of a few creditors and to destroy the equality between all, comes in with the technical objection that the creditors initiating the proceedings should have taken one step more at law before coming into equity. But the maxim, 'He who seeks equity must do equity,' is as appropriate to the conduct of the defendant as to that of the complainant ”
