Answer: yearbook

AnswerCrossword Clue
YEARBOOKHigh school memento
YEARBOOKAlumnus's keepsake
YEARBOOKScholastic memento
YEARBOOKSenior's signing site
YEARBOOKSchooldays souvenir
YEARBOOKAnnual.
YEARBOOKCollege publication.
YEARBOOKSchool memento
YEARBOOKSchool days' souvenir
YEARBOOKClass work?
yearbookAn annual publication giving current information and listing events or aspects of the previous year, esp. in a particular field
yearbookA book containing photographs of the senior class in a school or college and details of school activities in the previous year
yearbooka book published annually