In the Lambert v. Barrett case of 1894, the United States Supreme Court ruled on a dispute involving land ownership and mineral rights in Colorado. The plaintiff, Lambert, had purchased mining property from Barrett but later discovered that Barrett did not own all of the mineral rights to this property as he claimed during their transaction. Consequently, Lambert sued for damages due to fraud and misrepresentation. However, the court held that since there was no evidence showing that Barrett knew about his lack of complete ownership at the time of sale or intentionally deceived Lambert regarding it; therefore he could not be held liable for fraud or misrepresentation under Colorado law which required proof of intent to deceive for such claims to succeed.

The dissenting opinion in Lambert v. Barrett argued that the majority's decision to uphold a Louisiana law requiring all butchers to slaughter animals at a state-run facility was an overreach of government power and violated the 14th Amendment's Equal Protection Clause. The dissenters believed that this law unfairly targeted small, independent butchers who could not afford the fees associated with using these facilities, effectively creating a monopoly for larger corporations. They also felt it infringed upon individuals' right to earn a living in their chosen profession without undue interference from the state. Furthermore, they disagreed with the majority's assertion that public health concerns justified such restrictive legislation, arguing instead that less intrusive measures could achieve similar results without infrally on individual rights or stifling competition within the industry.