Leading footwear chain Brown Shoe Co Inc on Tuesday posted a 77 per cent surge in third quarter net profit to $21 million from $11.9m in 2001 on the back of "exceptional" wholesale sales. The St Louis-based company, which operates around 1,300 stores under the Famous Footwear and Naturalizer banners, said consolidated net sales rose more than five per cent to $486.3m from $462.4m.