Lauren Bacall Signature on a Time Cover Featuring a Henry Koerner Portrait. Lot 292. Lauren Bacall Signature on a Time Cover Featuring a Henry Koerner Portrait. Beautiful portrait of the actress with an autograph that rates a 10. The signature is on the cover of the July 29, 1966 issue, which was folded for mailing. Authenticated by Kevin Keating. Minimum Bid $15. Back to List Minimum Bid $15 Back to List