Thanks for replying,
This is the listing of my scenery Library bottom to top.
115 Default Terrain (bottom)
114 Default Scenery
18-113 0000-1101 Base
17 Africa
16 Asia
15 Australia
14 Eastern Europe
13 Western Europe
12 Central North America
11 Eastern North America
10 Western North America
9 Oceania
8 South America
7 Oshkosh Aerial Photo
6 St. Maarten
5 Rio de Janerio
4 Las Vegas
3 Global, Generic, & Vehicle Libraries
2 Propeller Objects
1 Addon Scenery (top)
I didn't see anything pertaining to Mesh unless that is the default terrain at level 115.
Thanks
Don