Complex sentence: Howard Hawks'wife "Slim" noticed Bacall on the cover of "Harper's Bazaar" and showed the photo to her husband, who soon sought out Bacall and signed her for the role.
Split into simpler sentences: Howard Hawks's wife "Slim," noticed Bacall on the cover of "Harper's Bazaar". Slim showed the photo to her husband, who soon sought out Bacall and signed her for the role.