15a) For example, head north. It's encouraging (3,2) ?g? o?
17a) Image of an ancient Northerner besides river (7)?i?????
23a) Room accomodating bidets (6) ?e?s??
24a) Pride in Virginia having tiny helter skelter (6) v?????
5d) Expecting good run when prima donna turns up (6)
6d) Dignity under rag dress (8)