Sunday school is a school for religious teaching usually for children and young people and usually a part of a church or parish.
It has not been possible to identitfy Mrs McMaster.
Bob Hope was a British-born American comedian, actor, entertainer and producer with a career that spanned nearly 80 years and
achievements in music hall, network radio and television.
People sometimes say 'cheerio' as a way of saying goodbye, especially in British English.