The entries are on F/S and Anc but no images to compare entries, signatures etc.
As they occurred July and Sept then either would be reg Sept qtr;
•January, February, March registrations in the March quarter
•April, May, June registrations in the June quarter
•July, August, September registrations in the September quarter
•October, November, December registrations in the December quarter
Only way to be sure when they married is to get the Cert.
Trish

As you probably know 1861 Maria Smith born 1842 Manchester, is lodging in the Parish of St Werburgh, Derby, Derbyshire.
Address 15 Haarlem St
This matches the 1 Sept 1861 entry