Favorite this☆ Blockhouse on Bois Blanc Island Description: View of a blockhouse on Bois Blanc Island. Recorded in lantern slide ledger: "D/River islands-Bois Blanc, Blockhouse on Bob-Lo Island." Details Resource ID: EB02c745 Subject: Bois Blanc Island (Ont.) Fortification--Michigan--Detroit Lantern slides Date Issued: Unknown year Format: 1 transparency : glass ; 3 x 4 in. Member of: Burton Historical Collection Negative Number: BHC lantern slide no. 665 Rights: Physical rights are retained by DPL. Copyright is retained in accordance with U.S. copyright laws.
