International Speedway

SILVERBIRD

January 89

ALL	C64	CPC
5	17	20
Feb 89	Feb 89	Mar 89

Sources

(click here for more information on the data shown below)

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All Formats (Gallup)

36		WEEK to 89-01-21	( CTW #223 p21 89-02-13 )
11		WEEK to 89-01-28	CTW #223 p21 89-02-13
7		WEEK to 89-02-11	( CTW #226 p21 89-03-06 )
6		WEEK to 89-02-18	CTW #226 p21 89-03-06
8		WEEK to 89-02-25	CTW #227 p20 89-03-13
19		WEEK to 89-03-04	CTW #228 p25 89-03-20
12		WEEK to 89-03-11	CTW #229 p19 89-03-27

All Formats (8-Bit Budget Price) (Gallup)

8		WEEK to 89-01-28	NCE #13 p3 89-02-04
5		WEEK to 89-02-04	NCE #14 p4 89-02-11
5		WEEK to 89-02-18	NCE #16 p3 89-02-25
7		WEEK to 89-03-04	NCE #18 p3 89-03-11

Amstrad (Gallup)

20		4 WEEKS to c.89-03-04	AmCU #54 p27 May 89

Commodore 64 (Gallup)

17		MONTH to c.89-02-25	CU #67 p11 Apr 89 89-03-20