1634: The Bavarian Crisis PRECEDED_BY Grantville Gazette III
1634: The Bavarian Crisis PRECEDED_BY "DeMarce short stories in the The Grantville Gazettes"
1634: The Bavarian Crisis AUTHOR "Virginia DeMarce and Eric Flint"
Virginia DeMarce and Eric Flint wrote 1634: The Bavarian Crisis. It is the prequel to Grantville Gazettes.