Bethesda in the early 20th century was built in part on restrictive covenants. Land deeds in some suburban neighborhoods barred property ownership by any Black family—no surprise to people who faced segregation in every corner of county life, from schools to restaurants to movie theaters. Jews were also barred from owning homes in some Bethesda-area communities, all in an effort to keep neighborhoods exclusively white and Christian. Jewish exclusion clauses, appearing in land deeds in the early 20th century, were supposed to remain in force through successive property ownerships. As a result, fewer than 10 Jewish families were living in...