| Code: | |
| #42-17 | Zimmermann's number for the EP, based on EP number order. |
| Followed by the first release of the EP, ascending to the last. | |
| c7 | Type of sleeve that is used for the EP. |
| s5e | Labeltype on the EP. |
| i4 | Innersleeve type with the EP. Not in the Zimmermann book, so I added it at the end of the code. |
#42-17, c7, s5e, i4
| 17th release of the 42nd EP, came in a C7 sleeve, with a s5e label. My version has an i4 innersleeve. | |
| Sleeves: | ||
| c1 | 1956-1957 | Sleeve open at the top, quilted on the sides also known as sewn, without an inner pocket. |
| c2 | 1956-1957 | Sleeve open at the top, glued on the sides, without inner pocket. |
| c3a | 1957 | Sleeve open at the top, glued on the sides, with a plastic inner pocket, matt on both sides. |
| c3b | 1957 | As sleeve c3a but "45 EP" replaced by "45 Extended Play". |
| c4 | 1957-1958 | Sleeve open at the top, glued on the sides, with a plastic inner pocket, laminated on both sides. |
| c5 | 1958 | Sleeve open at the side, laminated on both sides. |
| c6 | 1958-1960 | Sleeve open at the side, laminated on the front, matt on the back. |
| c7 | 1959-1970 | Sleeve open at the side, matt glossy on both sides. |
| Labels: | ||
| s2 | 1956-9 / 1957-1 | Horizontal lines + Tri. "Trade Mark" left of logo |
| s3 | 1957-1 / 1958-6 | Horizontal lines + Tri. "Master Recording of Radio" left of logo |
| s4 | 1958-6 / 1958-10 | Horizontal lines + Tri. "MASTER RECORDING OF RADIO" left of logo |
| s5 | 1958-10 / 1960-8 | with Tri. "MASTER RECORDING OF RADIO" left of logo |
| s6 | 1960-8 / 1961-12 | with Tri. "TRADEMARK S USED BY AUTHORITY AND UNDER" left of logo |
| s7/5 | 1961-1 / 1961-12 | RCA. "MASTER RECORDING OF RADIO" left of logo |
| s7 | 1961-1 / 1961-12 | RCA. "TRADEMARK S USED BY AUTHORITY AND UNDER" left of logo. 45 triangle high |
| s8 | 1962-1 / 1963-9 | RCA. "TRADEMARK S USED BY AUTHORITY AND UNDER" left of logo. 45 triangle low |
| v1 | 1963-10 / 1964-6 | RCA Victor. 2 lines text |
| v2 | 1964-6 / 1966-6 | RCA Victor. 3 lines text, high |
| v3 | 1966-6 / 1966-12 | RCA Victor. 3 lines text, low. RCA logo attached to circle. |
| v4 | 1966-12 / 1969-3 | RCA Victor. 3 lines text, low. RCA logo free from circle. |
| o1 | 1969-3 / 1970-4 | Orange, 2 lines ends with "...OWNED OR" |
| o2 | 1970-4 | Orange, 2 lines ends with "...FROM MASTER" |
| Inner sleeve: | At sleeve: | |
| i1 | c3, c4 | Transparant plastic bag |
| i2 | c5, c6, c7 | Inner sleeve with large hole cutout, larger then label |
| i3 | c5, c6, c7 | Inner sleeve without plastic foil. Without text |
| i4 | c5, c6, c7 | Inner sleeve without plastic foil. 6 lines below hole, extra line above hole. |
| i5 | c5, c6, c7 | Inner sleeve without plastic foil. 5 lines below hole. |
| i6 | c5, c6, c7 | Inner sleeve without plastic foil, contain additional English text. 9 lines below hole. |
| i7 | c5, c6, c7 | Inner sleeve without plastic foil, contain additional English text. 6 lines below hole. |
#1-11, c7, v2
#2-16, c7, v1
#3-15, c7, v1a
#4
#4-9, x, v2a
#5-15, c7, v2f
#6-14, c7 (sleeve) 1961
#6-16, s8a (label) 1962-63
#7-2, c2 (sleeve) 1957
#7-1, s3a (label) 1957
#7-4, x, s3d
#7-15, c7, v2a
#8-17, c7, v2f
#9-1, c5, s5a
#9-9, c7, v2f
#10-4, c6, s5a
#10-10, c7, v2a
#10-12, c7, v2f
#11-06, c2, s2c
#11-9,10 or 11, ?, s3
#11-20, c7, s7, i4
#12-15, c5, s5
#12-25, c7, v2
#12-N
#13-1, c4, s3d
#13-5, c6, s5d
#13-10, c7, s7d
#13-10, c7, s7d
#14-3, c4, s3d
#15-9, c6, s5a
#15-13, c7, s8a
#16-2, c5, s8d
#16-4, x, v2a
#17-5, c4, s3d
#17-25, c7, v4f
#18-4, c5, s5d
#18-13, c7, v2f
#19
#20-1, c3, s3d
#20-12, c7 (sleeve) 1961-63
#20-13, s8d (label) 1961-63
#20-16, x, v2f
#21-1, c6, s3d
#21-4, c6, s5d
#21-7, c7, s7d
#21-9, c7, v1a
#22-3, c6, s5d
#22-6, c7, s7d
#23
#24-8, c7, v2f
#25-2, c7, s8e
#25-3, c7 v1b
#26-2, c7, v1a
#27-2, c7, v2i
#28-1, c7, v4i
#29-1, c6, s5e
#29-4, c7, s8e
#29-8, x, v2g
#30
#31-1, c7, s7
#32-1, c7, s7a
#32-4, c7, v1a
#32-6, c7, v2f
#33-1, c7, s8d
#34-2, c7, s8a
#35-1, c7, v1b
#36
#37-10, c5, s5
#37-15, c7, s8
#38-1, c3, s3d
#39-1, c5, s4d
#40-2, c5, s5a
#41-7, c7, v1a
#42-4, c6, s5d
#43-1, c6, s5a
#43-2, c6, s5a
#43-9, c7, v2f
#44-3, c6, s5a
#45-1, c8, s5
#45-2, c8, s5a
#45-9, c7, v1a
#46-1, c7 (sleeve) 1960
#46-2, s7 (label) 1961-63
#46-5, c7, v4
x, x, s5a
#14-3, x, s3d
#20-1, x, s3d
#20-12, x, s8d
#21-4, x, s5d
#21-4, x, s5d
#21-7, x, s7d
#31-1, c7, s7
#25-2, c7, s8e
#25-2, c7, s8e
#25-2, x, s8e
#25-2, x, s8e
#25-3, c7, v1b
#33-1, x, s8d
#26-2, c7, v1a
#43-1, c6, s5a
#40-2, x, s5a
#43-2, c6, s5a
#44-3, x, s5a
#46-1, c7 (sleeve) 1960
#46-2, s7 (label) 1961-63