MHS has a card index to check with death from about 1900 to 1908, and you can get gm death certificate and check obits while there too. If gf was buried at Pioneer Cemetery in MPLS, you can go there and check too; or trey contacting the wonderful volunteer at [email protected] Herman J. Henneman was pioneer at Lester Prairie. And there might be probate records, etc. The more you dig, the more you will find - probably in City Indexes at HCHM. Happy Historical Trails, Robert P. Mosedale Bloodhound Research, P. A. [email protected]