Favorite this☆ Police officers at Labor Day parade Description: Four police officers holding billy clubs stand on street in foreground, with spectators, mostly women, behind them, at Labor Day parade in Detroit, Michigan. Recorded in glass negative ledger: "LD/Anniversaries-Labor Day." Details Resource ID: EB02d187 Subject: Labor Day--Michigan--Detroit Parades--Michigan--Detroit Police--Michigan--Detroit Glass negatives Date Issued: Unknown year Format: 1 negative : glass ; 4 x 5.25 in. Member of: Burton Historical Collection Negative Number: BHC glass neg. no. 502 Rights: Physical rights are retained by DPL. Copyright is retained in accordance with U.S. copyright laws.