1. Zoom In Inquiry Earthquake Destruction

2. Foot of Market Street, showing earthquake upheaval, San Francisco, Cal. digital file from intermediary roll film Library of Congress Prints and Photographs Division

3. What might we learn about earthquakes using primary sources? Examine primary source clues, and use them to determine what is happening in the picture. Be sure to ask yourself what questions you could ask and connection you could make as you see the parts of the picture.

4. What do you see?

5. What do you notice in the background of this picture? When do you think this picture was taken?

6. What new information do you see in this picture? Describe the object that you see. Form a hypothesis about what has occurred in this picture.

7. What new landforms do you see in this picture? Have you changed your hypothesis about what has occurred in this picture?

8. What has occurred? Was your hypothesis correct? What impact did the earthquake have on this picture? Why do you think this image was created?

9. What questions did this image leave you with?

10. Unknown. (c1906). Foot of Market Street, showing earthquake upheaval, San Francisco, Cal. Library of Congress: Prints & Photographs, Detroit Publishing Company Collection.Foot of Market Street, showing earthquake upheaval, San Francisco, Cal. Vachon, J. (1942). Helena, Montana. Demolition of buildings damaged in 1935 earthquakes. Library of Congress: Prints & Photographs.Helena, Montana. Demolition of buildings damaged in 1935 earthquakes.