Great Britain 1884 5d+1d Folded Letter London Modena Italy 2x Weight + Late Fee

Folded letter, with commercial contents, franked with 5d dull green (S.G. 193) and 1d lilac, Die II (S.G.172), postmarked Gracechurch Street, London, paying the 5d double UPU rate (1/2-1oz) plus the 1d fee for acceptance of delivery between 6:00pm and 7:00pm, the duplex being used only on foreign and colonial mail delivered in the late fee period, Modena c.d.s. arrival backstamp, a scarce usage.