Four maps from '[Report of the Secretary of War communicating the several Pacific railroad explorations: detached maps, profiles, and sections]'
- American West
You may need to log in to continue. Access the full document and its details.
Keyboard Shortcuts
Skip to main contentKeyboard shortcuts can be used to navigate aspects of this site without a mouse or cursor.
When viewing a document, select or tab into the image viewer and use the following controls to manipulate the image.
- Move up: w or [up arrow]
- Move down: s or [down arrow]
- Move left: a or [left arrow]
- Move right: d or [right arrow]
- Return to centre: 0
- Zoom in: = or [shift] + w or [shift] + [up arrow]
- Zoom out: - or [shift] + s or [shift] + [down arrow]
- Rotate clockwise: r
- Rotate counterclockwise: R
- Flip horizontally: f
Sources from the Everett D. Graff collection at The Newberry Library, Chicago