The libraries' spring term hours, effective Feb. 5 through May 24, are as follows.
Administrative offices --Monday-Friday, 9 a.m. to 5 p.m.; Saturday and Sunday, closed.
Aero & Astro --Monday-Friday, 8:30 a.m. to 6 p.m.; Saturday and Sunday, 11 a.m. to 6 p.m.
Barker --Monday-Thursday, 8:30 a.m. to 11 p.m.; Friday, 8:30 a.m. to 7 p.m.; Saturday, 11 a.m. to 6 p.m.; Sunday, 1 to 11 p.m.
Dewey --Monday-Thursday: 8:30 a.m. to 11 p.m.; Friday, 8:30 a.m. to 7 p.m.; Saturday, 11 a.m. to 6 p.m.; Sunday, 1-11 p.m.
Document Services --Monday-Friday, 9 a.m. to 5 p.m.; Saturday and Sunday, closed.
Humanities --Monday-Friday, 7 a.m. to midnight; Saturday, 8 a.m. to midnight; Sunday, 10 a.m. to midnight.
Institute Archives --Monday-Tuesday, 10:30 a.m. to 4 p.m.; Wednesday-Sunday, closed. (Appointments are needed for table access during construction. For more detailed information about Archives hours, click here .)
Lewis Music --Monday-Thursday: 8:30 a.m. to 10 p.m.; Friday, 8:30 a.m. to 7 p.m.; Saturday, 11 a.m. to 6 p.m.; Sunday, 1 to 10 p.m.
Lindgren --Monday-Thursday: 9 a.m. to 9 p.m.; Friday, 9 a.m. to 6 p.m.; Saturday, 11 a.m. to 6 p.m.; Sunday, 1-9 p.m.
Reserve Book Room--Monday-Thursday: 8:30 a.m. to 11 p.m.; Friday, 8:30 a.m. to 7 p.m.; Saturday, 11 a.m. to 6 p.m.; Sunday, 1-11 p.m.
RetroSpective Collection --Monday-Friday, 9 a.m. to 5 p.m. (please call before visiting); Saturday and Sunday, closed.
Rotch --Monday-Thursday: 8:30 a.m. to 11 p.m.; Friday, 8:30 a.m. to 7 p.m.; Saturday, 11 a.m. to 6 p.m.; Sunday, 2-10 p.m.
Rotch Visual Collections --Monday-Friday, 8:30 a.m. to 6 p.m.; Saturday and Sunday, closed.
Schering-Plough --Monday-Friday, 9 a.m. to 6 p.m.; Saturday, closed; Sunday, 2-6 p.m.
Science --Monday-Friday, 7 a.m. to midnight; Saturday, 8 a.m. to midnight; Sunday, 10 a.m. to midnight.
Special holiday schedules will be posted on the web here .
A version of this article appeared in MIT Tech Talk on February 6, 2002.
