3-1930's Company's Banking Covers. Featuring  a 1933 Lake of the Woods Milling Co. with SC#183 coil. Nice Cover with Postal Stamps incl. Coils:

• 1935 The Lowe Corporation with SC#219
• 1935 Fletcher Manufacturing Company with SC#207 coil
• 1933 Lake of the Woods Milling Co. with SC#183 coil. Nice Cover