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506 0_ $$a Open for research. [note Note first indicator of "0".]
506 1_ $$a Material [$$a This material (or a portion of this material] ) is shelved offsite at the Harvard Depository. Retrieval requires advance notice. Check Readers should check with Houghton Public Services staff .
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to determine what material is offsite and retrieval policies and times.
506 1_ $$a Restricted: fragile; use surrogate. For access to original consult curatorial staff. [Restrictions policy #1]
If a surrogate copy must be used, state the restriction in the 506 and also enter the surrogate information in 845 .
506 1_ $$a Restricted: fragile; consult curatorial staff. [Restrictions policy #2]
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506 1_ |a Restricted: donor/depositor permission required; $$3material $$3 material unavailable until [YYYY MONTH DD or on deposit]; consult curatorial staff. [Restrictions policy #7]
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