Weinberg 's public service career spanned over 70 years . '' ' Weinberg ' '' graduated from the University of Maryland School of law in 1919 . After graduation , he co-founded Weinberg and Sweeten ( later changing its name to Weinberg and Green ) . Philanthropy , Zanvyl Krieger was amongst the names of lawyers who practice at the firm . It was the first large law firm in the state of Maryland to include both Jewish and Christian partners . In the 1930s he filed one of the earliest damages lawsuits against a labor union ; he was a delegate to the 1932 Democratic National Convention held in Chicago in support of Governor Albert Ritchie of Maryland nomination . In 1936 he successfully argued to the Supreme Court on behalf of Harry Marks Clothing Company in the case upholding the constitutionality of the National Labor Relation Act . Also on Weinberg 's list of public duties includes : radio personality to acquaint the public with recent changes in law ; former president of the Baltimore Hebrew Congregation and Phoenix Club ; and member of the board at Old Phoenix Hospital ( now named Sinai Hospital )
1932 Democratic National Convention
1932 Democratic National Convention
Leonard Weinberg