The Day Book is a list of all transactions for a particular day, by default the current date. It can also list all the transactions for a period. Transactions include all financial vouchers, reversing and memorandum journals as well as inventory vouchers.
For example:
Day Book for a period:
Day Book
The list can be filtered to show transactions of a particular voucher type. Use Chg Vch button.
When in a specific voucher, e.g. Delivery Notes, options like Extract and Columnar become available.