Finding aid available here. Materials provided by Special Collections and Archives at the University of Texas at Arlington.
-    Letter to Post MasterIsaac Van Zandt Letter to Mr. P. M. [Post Master] advising to mark a letter to Mrs. V as "Post Paid" 
-    Treasury VoucherThe Republic of Texas Treasury voucher from the Republic of Texas for Isaac Van Zandt 
-    Letter to George Temple from Isaac Van ZandtIsaac Van Zandt Letter to Mr. George Temple from Isaac Van Zandt 
-    Letter to William W. Holman from Isaac Van ZandtIsaac Van Zandt Letter to Col William W Holman in San Augustine Texas from Isaac Van Zandt care of William Byran, Texian Consult. 
-    Letter to the Post MasterIsaac Van Zandt Letter to a Mr P. M. [Post Master] regarding two letters that should be marked as paid. 
-    Letter to the Post MasterIsaac Van Zandt Letter sending respects to the Post Master of the City Post Offices and requesting William Gray to send letters or papers from the office for the [Texian Legation]. 
 
				