Here's a place to list important school documents that should be kept on hand at every school and housed in the library.

WASC Report
School Plan
Digital High School Plan
Collection Development Plan
District Selection Policy
CCR report
All departmental state frameworks
The Power of Reading by Stephen Krashen
The Literacy Crisis by Jeff McQuillan
The Read Aloud Handbook by Jim Trelease
Reinvent your School Library in the age of Technology by David V. Loertscher
Libraries Lead Learning: Ensuring the Three Literacies (OCDE)
Information Power
Caught in the MIddle
Second to None

The First Day of School by Harry Wong (CSLA keynote speaker, 2001).