Hidden gems in family photos

Important photographs regularly fetch five figure sums at auction, but images of much humbler provenance can give great pleasure to a collector – and have market value as an investment for the future.

Silvy – Studies on Light

According to Sotheby’s photography specialist Brandei Estes, it is worth taking stock of any images in your possession.

“Because the market is so young and moving so quickly, sometimes people think, ...