[1] The current building in which houses Lehman today was built in 1954 as Holy Angels High School and five additional classrooms were added in 1965.

Recently, Lehman has undergone Renovation for STEM+MM along with the addition of new classes starting in the summer of 2016, and is expected to be completed in 2017-2018.

[3] Advanced Placement program in Calculus, English, Foreign Language, Biology, Chemistry, and College-preparatory in all other subject areas for grades 9-12.

The original Cavalier logo was inspired by a drawn caricature in 1950 depicting Jose Ferrer as Cyrano de Bergerac noted especially for its long nose.

The current logo is an image of a blue broad brimmed hat above two criss-crossed swords fronted by the team's emblem...with a secondary logo, the gold colored letters "LC" (interconnected with each other) with a royal blue background is used in sporting gear such as football helmets, polo shirts, ballcaps and related promotional items.