What is a secondary source?” (primary sources were written ... The Disappearance of Glenn Miller in World War II: Glenn Miller was a famous big band leader in the 1930s and ‘40s.

Save guides, add subjects and pick up where you left off with your BBC account. A secondary source is information written about an experiment, discovery, or topic that someone else investigated.

The key is to be aware that there are two types of records — primary and secondary. Primary sources are most reliable because they were recorded at or close to the time that the event happened ...

What is a secondary source?” (primary sources were written ... The Disappearance of Glenn Miller in World War II: Glenn Miller was a famous big band leader in the 1930s and ‘40s.