Caboose 11588 (Frisco 1260) by Frisco.org Posted on February 12, 2018 Caboose 11588 (Frisco 1260) Caboose 11588 (Frisco 1260) at Springfield, Missouri in September 1984. This entry was posted in BN Patched, RT Collection and tagged 11588, 1260, Caboose. Bookmark the permalink.