Great Britain. с. 1740 Hallie at the Sign of the Golden Scissors makes good points. ... center front closing and piecing of the front bodice indicates a remodel from an earlier stomacher front gown, to the late 1770s/80s styling of the closed front gown. Please note the shoulder straps, even remodels have shoulder straps. 1740s is the fabric and not the style of the gown, which could be confusing to someone looking at 18th century clothing who is unfamiliar with style changes over time!