I still have John Crane's Broadsheets. There were 25 in the first set that I purchased from him in 1974 and then a second set of 25 that I purchased in 1978/79.
Broadsheets 1 to 25 were listed previously in this thread and 26 to 50 are as follows;

26 The Widow               Andrew Clark , Miriam Backhouse
27 The Deadman's Hand      Toni Hicks
28 Honiton Lace            Martin Graebe
29 The Valley of the Tees Vin Garbutt
30 Dan The Dustman         John Kirkpatrick
31 Dust To Dust            John Kirkpatrick
32 The Wind Witch          Bernie Parry
33 Australia Bound         Ian Chesterman
34 Listen To The Moon      Norman Wheatley
35 The Iron Horse of Stockton Ron Angel
36 The Town Millionaire    Ron Angel
37 North Road             Eddie Walker
38 Birthday Cake City      Peter Bond
39 Poor Pig                Bill Caddick
40 Oller Boller            Bill Caddick
41 Cupboard Love          Richard Plant
42 Two Policeman and the Suspicious Bag Richard Plant
43 Tax Collectors          Ron Angel
44 Gypsy Without a Road    Rosemary Hardman
45 The Band Played Waltzing Matilda Eric Bogle
46 Now I'm Easy            Eric Bogle
47 Cleveland County       Rosemary Hardman
48 I'm In Love With A Gibson Girl Bill Caddick
49 P-Tarmigan and Groaty Dick   Bill Caddick
50 Cocks and Catches       John Crane