Photograph: The National Gallery floodlit for the 1935 jubilee celebrations
Archive reference number
The traffic lights in Trafalgar Square were inaugurated in 1933. Photograph: Hulton Picture Co Ltd. NG neg. M1293 (1).
Alternative reference numbers
Your list will only be saved temporarily. Inactivity of more than 20 minutes could result in the loss of your list. If you would like to keep a record of your list, we suggest you print it out or email it to yourself.
Your list of records will be sent to us if you request an appointment, and a summary will be included in your appointment email notification.