William L. Christensen

School Calendar 2025-19. This calendar is subject to change! 7797, amended by ra 11480, which mandates a school calendar of not more than two hundred twenty (220) class days, the.

7797, amended by ra 11480, which mandates a school calendar of not more than two hundred twenty (220) class days, the. Chiswick school is a mixed secondary school in the borough of hounslow, west london.