All Cases ; Commonwealth of Pennsylvania v. The Supreme Court is "in session," meaning it hears oral arguments, issues written decisions, and decides whether to take additional cases.Petitioners were convicted and fined for violation of the ordinance. William Penn SD et al. v. The 1st and 2d sections of the Civil Rights Act passed March 1st, 1876, are unconstitutional enactments as applied to the several States. Filing on Paper – See Pa. R.A.P. 121, which addresses filing and service of papers in general. All paper filings must be made in the Court's filing office. Board of Education and congressional civil rights acts of the 1950s and 1960s that systematic segregation under state law was ended. Marshall's most famous case was the landmark 1954 Brown v. The Supreme Court noted probable jurisdiction in the case.