Special, Sunday 19 Apr 2015, Prelim Chennai Crossie Open 2015 by WGC IIT(M)

Thanks to Nirmal of IIT(M) for sharing this with us.
FOUR answers per commenter (Annotations compulsory) till 6PM.
Please enter all your answers in a single comment.

ACROSS
11 "Our country has no currency." : Queen's backer (8)
12 Facility used anytime (7)
13 Story from evocative picture (4)
14 Outside in the middle of the month (4)
15 48 crippled and headless (5)
16 Take another look at afflicted cronies, often dreary (10)
17 Tissue for Poles in labour (6)
18 Not half of the school of masochists become revolutionaries (7)
20 The British in Tokyo imbibe Japanese religion (6)
21 Small heart of 4 (4)
22 Mail in favour of order (4,3)
23 Workmen whom queens follow precisely (8)
24 Anna Hazare and Irom Sharmila, for instance, want attackers (6-8)
26 Glimpses of friends' tweets (5)
29 A party about love (5)
31 Slipping downward closer to unprecedented destruction (6,5,3)
34 Ringing sound she and I made in pleasure crafts (8)
36 Some pumpkins, mangoes for relative (7)
38 Slant constant in three directions (4)
39 Say sign again (6)
40 Betrayal of corrupt senator (7)
41 Auditor to gain nothing in shanty town (6)
42 Got leather altered entirely (10)
44 Respond to emission of charged particle from chemical process (5)
45 Unlocked, king fled westward (4)
46 Eyesore, we hear, is a sore in the eye (4)
47 Goodness, it is said, of a lady is non-existent (7)
48 Selected sailor to come by journalsit (8)

DOWN
1   Illegal humanoid dens go scot-free (12)
2   Ownership of subsidy returned at parliament meeting (10)
3   Doctor disables the well-set (11)
4   Say, seven church officials met Narendra Modi and Stephen Harper (5,9)
5   Draws and averts (5,3)
6   Carry animal (4)
7   Troupe's almost around us (6)
8   School for fitness? (9)
9   Rising fire in practical can be checked (10)
10 Overseer negotiated with creditor (8)
19 Felt excited about king (7)
23 Theatre, music and dance in clothes men leave behind (10,4)
25 City embraced by libero or keeper (7)
27 147 break in snooker, a nine-dart game and a bagel are flawless plays (7,5)
28 Earthlings left out of dusk-to-dawn parties (3-8)
30 Lengthy procedures on sole arm (10)
32 Wither, then nourish with sewage (10)
33 Absence due to illness on Cutter Avenue (4,5)
35 Trade in our institute? Yes! Perfection! (8)
37 Stripped of these slits, no respiration can start (8)
40 Casual wear for the golf course? (1-5)
43 Defeat right away (4)

Across Lite version can be accessed at PRELIM CCO 2015

Enjoy.

PS: For your info Mohsin and Ajeesh completed this in half the allotted time!