James Greenleaf brought a case against James Birth in the Supreme Court. The dispute was over an unpaid debt of $1,000 that had been loaned to Birth by Greenleaf. In addition to the principal amount, interest and costs were also sought from Birth. The court found for Greenleaf and ordered that he be paid back with interest at six percent per annum until fully satisfied. However, it was determined that the costs should not be included since they were incurred after suit was filed and therefore could not have been part of the original agreement between parties. This ruling established precedent for future cases involving similar circumstances where courts would consider whether or not any additional fees or charges added on top of a loan’s principal amount are valid under contract law before ordering payment from one party to another

In the case of James Greenleaf v. James Birth, Justice McLean delivered a dissenting opinion in which he argued that the plaintiff had not been able to prove his title to the land at issue and thus should not be granted relief. He noted that while it was true that there were some irregularities in how Birth acquired title, these irregularities did not necessarily invalidate his claim as they could have resulted from an innocent mistake or misunderstanding on behalf of those involved. Furthermore, he argued that even if such mistakes had occurred, Greenleaf still needed to demonstrate clear evidence of ownership before being awarded any relief by the court. In conclusion, Justice McLean stated that since no proof of ownership had been presented by either party during trial proceedings and because both parties held valid deeds for their respective claims over the land in question, neither side should be given judgment until further evidence is provided regarding who has rightful possession over said property.