Antique Real Photo Postcard. A steamer approaches Loch Katrine Pier in Trossachs, Scotland. Photo by Valentine & Sons, Ltd., Dundee and London. Card No. B.6556. Divided back, not postally used. Condition: This is an original photo postcard, not a copy or reproduction. It has a crimp in the upper right corner, and writing on back. Comments: Loch Katrine is a freshwater loch and scenic attraction in the Trossachs area of the Scottish Highlands.