Mid Suffolk Light Railway
30th April 1998. Bygones, Beer and Craft Festival.
Printer: Sheets of 30 (2 panes of 15, 3 rows of 5). Perf.:. Rouletted 6½ and imperforate. Number Printed: 1,800. Number of First Day Covers: 100?.
25p;
Warm brown and red. Ransomes, Sims & Head No. 5137.
25p;
Warm brown and red. Marshall.
25p;
Warm brown and red. Burrell No. 3202 Bampton Castle.
25p;
Warm brown and red. Garrett No. 32936 Felsted Belle.
25p;
Warm brown and red. Fowler Compound.
&npsb;
Se-tenant strip of 5.

Sheets overprinted ‘Specimen’ were issued.

24th August 1998. 50th Anniversary of British Railways and 60th Anniversary of Mallard's World Record.
Printer: Sheets of 20 (2 panes of 10, 5 rows of 2). Perf.:. Rouletted 7½ and imperforate. Number Printed: 1,600. Number of First Day Covers: 100.
25p;
Black and blue. LN.E.R. Class A4 No. 4468 Mallard.

24th August 1998. 90th Anniversary of Opening of MSLR to Passenger Traffic.
Printer: Sheets of 20 (2 panes of 10, 2 rows of 5). Perf.:. Rouletted 7½ and imperforate. Number Printed: 1,600. Number of First Day Covers: 100.
25p;
Red and yellow. 0-6-OT No. 1 Haughley.

Sheets overprinted ‘Specimen’ were issued.

15th January 1999. First Anniversary of the Arrival of Rushton-Hornsby Diesel Shunter.
Printer: Sheets of 20 (2 panes of 10, 2 rows of 5). Perf.:. Rouletted 6½ and imperforate. Number Printed: ???. Number of First Day Covers: ???.
25p
Red and green. Rushton-Hornsby Diesel Shunter.
25p
Red and black. Rushton-Hornsby Diesel Shunter.
&npsb;
Se-tenant pair.

Sheets overprinted ‘Specimen’ were issued.

2nd May 1999. MSLR Veteran Rally.
Printer: Sheets of 20 (2 panes of 10, 5 rows of 2). Perf.:. Rouletted 7½ and imperforate. Number Printed: ?. Number of First Day Covers: ?.
25p;
Multicoloured. Model of Hudswell Clarke No. 2.

Sheets overprinted ‘Specimen’ were issued.

26th June 1999. Commissioning of Restored LNER Toad Brake Van No.157787.
Printer: Sheets of 20 (2 panes of 10, 5 rows of 2). Perf.:. Rouletted 6½ and imperforate. Number Printed: ?. Number of First Day Covers: ?.
25p;
Multicoloured. Rushton-Hornsby 0-4-0 Diesel.

Sheets overprinted ‘Specimen’ were issued.

27th August 1999. Wickham Trollies.
Printer: Sheets of 20 (2 panes of 10, 5 rows of 2). Perf.:. Rouletted 6½ and imperforate. Number Printed: ???. Number of First Day Covers: ???.
25p
Multicoloured. Motorized Trolley Type 27 No. 5008.
25p
Multicoloured. Hand Trolley.
 
Se-tenant pair.

Sheets overprinted ‘Specimen’ were issued.

17th October 1999. Chinnor and Princes Risborough Diesels.
Printer: Sheets of 20 (2 panes of 10, 5 rows of 2). Perf.:. ? and imperforate. Number Printed: ???. Number of First Day Covers: ???.
25p
Multicoloured. .
25p
Multicoloured. .
25p
Multicoloured. .
25p
Multicoloured. .
 
Block of 4.

Sheets overprinted ‘Specimen’ were issued.

6th December 1999. J15 Steaming 2000.
Printer: Sheets of 20 (2 panes of 10). Perf.:. ? and imperforate. Number Printed: ?. Number of First Day Covers: ?.
No value
Multicoloured. Class J15.

Sheets overprinted ‘Specimen’ were issued.