Advice offered by our very own Expert on dating photographs, Janet Huckle

Hats and Bonnets from Snowshill Althea McKenzie National Trust ISBN 0707803845
Other titles in the series: "Shoes and Slippers", "Embroideries", "Buttons and Trimming"
The Passion For Fashion Adrian Bailey Dragon's World Ltd 1988 1850280630
The Guide to Historic Costume Karen Baclawski Batsford 1995 0713460601
Dating Old Photographs Robert Pols Countryside Books 1993 1853062316
Victorian Photographers at Work John Hannavy Shire Publications 0747803587
Family History in Focus ed. Don Steel and Lawrence Taylor Lutterworth Press 0718825306
Family Photographs & how to date them Jayne Shrimpton Countryside Books, Newbury, Berkshire 9781846740992
Military Photographs & how to date them Neil Storey 9781846741524 American, but interesting Date an old UK photograph. based on Edinburgh, but a lot of useful information  
National Portrait Gallery: photographers represented A-Z    
19th Century Photographers and Allied Trades in London: 1841-1901 Alphabetical Listing    
in collaboration with English Heritage's National Monuments Record
Victorian Professional Photographers in Wales 1850 -1925    



– don't touch the image as it leaves marks
– no labels and no ink
– soft pencil 9B, rub down after sharpening, do not press into back of  photograph
– avoid unnecessary exposure to light
– store at constant cooler temperatures rather than high
– keep relatively dry
– use archival sleeves in archival albums
– when using archival storage, can be stored in enamelled, not painted, metal cabinet
– never store in a wooden container, whether new or old wood
– internet sites offer photograph-storage opportunities
– make backup copies, preferably electronically
☞  Spare copies of Janet's original document are available, sorted under reference
HOW DAT PHO, in the lever-arch file in the large filing cabinet at our Help Centre.