Books to look at:

Shopping

Going Shopping - Keith Morrison ISBN 0 90597708 4
Shopping - Gateshead MBC ISBN 0 90597714 0
Shopping in Grandma's Day - R. Hunter & Davies
ISBN 0 23752005 2

Costume in Context - J Ruby
The Edwardians & World War 1 ISBN 0 71345605 1
The 1920s & 1930s ISBN 0 7134577 2

Fashions of the Decade 20th Century Fashion
20s and 30s - Cally Blackman ISBN 0 43109556 6

Everyday Life

When I was Young - Ruth Thomson
Early 20th Century - ISBN 0 86313872 1
How they Lived - Stewart Ross
An Edwardian Household ISBN 0 85078 621 5
A Century of Change - 20th Century
In the Street - Paul Noble ISBN 0 34643127 X