1 Describing an electrical appliance which is simple to operate (4-6)
6 Confidence trick in slang terms (4)
9 Tom, nursery tale dwarf (5)
10 "Genius ... is the child of ---" [Sir Joshua Reynolds] (9)
12 Old-fashioned bicycle with a small wheel at the front and a big wheel at the back (5-8)
14 Roman governor of Britain AD 78-85 (8)
15 Nocturnal arboreal marsupial having a naked prehensile tail found in the Americas (6)
17 Container for boiling water with a spout (6)
19 Groups of civilians trained as soldiers but not part of the regular army (8)
21 People who are in their nineties (13)
24 Small flute (9)
25 In psychoanalysis, an idealized conception of someone formed in childhood (5)
26 A princess of Tyre who was the founder and queen of Carthage (4)
27 Marie ---, woman who said "Qu'ils mangent de la brioche" (10)

1 Paste made of the liver of a fattened goose (4)
2 To sink a ship or ruin a project (7)
3 Pestilence usually linked the the Black Death of the Middle Ages (7,6)
4 Three-wheeler (8)
5 Board for reception of supernatural messages (5)
7 "--- all are ready made" [Lord Byron] (7)
8 One who takes one spouse at a time (10)
11 Dictatorial (13)
13 Of an articulated vehicle, formed an angle of less than 90º through faulty control, etc (4-6)
16 Words of song or opera (8)
18 Pewter beer mug (7)
20 Type of coffee made by adding boiling water (7)
22 A thermoplastic polyamide (5)
23 Fine-grained deep-sea deposit of shells, etc. (4)