diff --git a/src/calibre/devices/mime.py b/src/calibre/devices/mime.py
new file mode 100644
index 0000000000..0035a7b8d7
--- /dev/null
+++ b/src/calibre/devices/mime.py
@@ -0,0 +1,19 @@
+__license__   = 'GPL v3'
+__copyright__ = '2009, John Schember <john at nachtimwald.com>'
+'''
+Global Mime mapping of ebook types.
+'''
+
+MIME_MAP   = {
+                'azw'  : 'application/azw',
+                'epub' : 'application/epub+zip',
+                'html' : 'text/html',
+                'lrf'  : 'application/x-sony-bbeb',
+                'lrx'  : 'application/x-sony-bbeb',
+                'mobi' : 'application/mobi',
+                'pdf'  : 'application/pdf',
+                'prc'  : 'application/prc',
+                'rtf'  : 'application/rtf',
+                'txt'  : 'text/plain',
+              }
+