Almanac and Blue book

Almanac noun - An annual publication containing tabular information in a particular field or fields arranged according to the calendar of a given year.

Blue book and almanac are semantically related In some cases you can use "Blue book" instead a noun "Almanac".

Blue book noun - A register of persons who are socially prominent.

Almanac and blue book are semantically related in guide topic. Sometimes you can use "Almanac" instead a noun phrase "Blue book".