For conservation reasons the following material is housed separately from the collection.
Access to these materials will be granted upon request and can be viewed with the assistance of
an archivist. Charts of the United States are ordered alphabetically by location; route charts of
Latin and South America are ordered by US Navy indexing number.
Collection Restrictions:
No restrictions on access.
Collection Rights:
Material is subject to Smithsonian Terms of Use. Should you wish to use NASM material in any medium, please submit an Application for Permission to Reproduce NASM Material, available at Permissions Requests.
Collection Citation:
Lee Ya-Ching Papers, NASM.2008.0009, National Air and Space Museum, Smithsonian Institution.
