Search the Collection | National Air and Space Museum

One museum, two locations

Visit us in Washington, DC and Chantilly, VA to explore hundreds of the world’s most significant objects in aviation and space history. Free timed-entry passes are required for the Museum in DC.

Visit

National Air and Space Museum in DC

Udvar-Hazy Center in VA

Plan a field trip

Plan a group visit

At the museum and online

Discover our exhibitions and participate in programs both in person or virtually.

What's On

Events

Exhibitions

IMAX and Planetarium

Dive deep into air and space

Browse our collections, stories, research, and on demand content.

Explore

Stories

Topics

Collections

On demand

For researchers

For teachers and parents

Bring the Air and Space Museum to your learners, wherever you are.

Learn

Programs

Learning resources

Plan a field trip

Educator professional development

Education monthly theme

Be the spark

Your support will help fund exhibitions, educational programming, and preservation efforts.

Give

Become a member

Wall of Honor

Ways to give

Host an Event

Search the Collection

Selected filters:

Object Type: Correspondence

Topic: Aeronautical instruments

Clear All

2 result(s)

Elbert W. Proctor Collection

Archival Record

Elmo Neale Pickerill Papers

Archival Record

About

Newsroom

Support

Get Involved

Contact

Host an Event

Stay up to date on the latest stories and events with our newsletter

National Air and Space Museum

6th St. and Independence Ave SW

Washington, DC 20560

202-633-2214

Open daily

10:00 am - 5:30 pm

Free Timed-Entry Passes
Required

Steven F. Udvar-Hazy Center

14390 Air and Space Museum Parkway

Chantilly, VA 20151

703-572-4118

Open daily

10:00 am - 5:30 pm

Privacy

Thank you. You have successfully signed up for our newsletter.

Error message

Sorry, there was a problem. Please ensure your details are valid and try again.