Date
| Protofour Development & MRSG
| Protofour Society
| Scalefour Society
|
| July 1963 |
"Progress in EEM gauge" published in MRN, the precursor of Protofour and first fruits of the MRSG |
|
|
| February 1964 |
Again in MRN. more "Progress in EEM" |
|
|
| August 1966 |
First article on Protofour by the MRSG published in MRN |
|
|
| January 1967 |
Start of the 13 part MRC series on Protofour by the MRSG. This series got P4 on the move. |
|
|
| December 1967 |
Studiolith supplies start P4 Newsletter No 1 |
|
|
| March 1969 |
|
Protofour Society Inaugurated |
|
| June 1969 |
|
P4 Society News sheet No 1 |
|
| June 1970 |
|
South London Area Group formed |
|
| September 1970 |
|
Initial issue of P4 Manual
First issue 'Precision' |
|
| October 1973 |
|
First Annual Convention |
|
| December 1973 |
'Heckmondwike' layout started by NLG in response to Cyril Freezer challenge |
Newsletter 24 |
|
| March 1974 |
|
'Prototype 1 |
|
| April 1974 |
Ray Hammond introduced 'Scalefour' |
|
|
| September 1975 |
|
Protofour Society split - Scalefour Society Founded |
| January 1976 |
|
|
Newsletter No. 1 |
| February 1976 |
|
|
Inaugural meeting |
| August 1976 |
|
|
'Scalefour Digest' commenced |
| October 1976 |
|
|
Scalefour Soc. 1st logo with Scalefour News issue 4  |
| Nov/Dec 1976 |
|
Prototype 12 - first printed issue |
Scalefour News number 5 introduced the 'Digest' |
| October 1977 |
|
|
First 'Scaleforum' held at the London Poly. |
| February 1978 |
|
|
Ray Hammond introduced his even finer 'Scalefour' dimensions in Scalefour News No 11. |
| July - Sept 1978 |
|
P4 Society proposed merger with S4 Society, acceptable conditions could not be agreed. |
| October 1978 |
|
|
Scaleforum '78 at the Commonwealth Institute. Area groups reach 23. |
| April 1979 |
|
Prototype 19 - reduced because of 'Precision' (which did not happen) |
|
| May 1979 |
|
|
"Scaleforum North" and AGM in Bradford's Norfolk Gardens Hotel. |
| February 1980 |
|
|
21st Scalefour News, 'APT' logo introduced |
| October 1980 |
|
|
Scaleforum at Norfolk Gardens Hotel, Bradford. |
| January 1981 |
NLG 'Bodmin' articles start in MRC |
|
|
| October 1981 |
|
|
Scaleforum back at the Commonwealth Institute |
| April 1982 |
Studiolith quit, Trans-Europ models start |
|
|
| October 1982 |
|
|
New Scalefour logo for Scalefour News 34
 |
| Sepember 1984 |
|
|
Scaleforum moved to City University |
| August 1985 |
|
|
First Scalefour section at Railwells |
| 1986 |
|
Prototype 47 - last issue |
|
| September 1986 |
|
|
'Broadsheet' introduced to supplement Scalefour News |
| December 1986 |
|
|
S4 news to folded format from issue 54 |
| August 1987 |
|
P4 Society merged into Scalefour Society. ending 11 years of duplication of effort. |
| February 1988 |
|
|
The Broadsheet/Newsheet became Bulletin No 5. |
| May 1988 |
|
|
Scalefour North at Barnsley |
| April 1989 |
|
|
Scaleforum North at Wakefield |
| June 1991 |
|
|
21st Anniversary of the South London Area Group |
| August 1991 |
25th Anniversary of P4 |
|
 |
| September 1991 |
|
|
S4 news goes glossy from Issue 74
Scaleforum moved to Leatherhead |
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