got it. actually, you can correlate the LSNs in the backup files directly with what's in the msdb..restorehistory. The query at the bottom of this article:

http://www.sqlbackuprestore.com/logsequencenumbers.htm

shows...

found a function that will do the conversion. from M$'s knowledge base: http://support.microsoft.com/kb/886839

CREATE FUNCTION dbo.fn_convertnumericlsntobinary(

@numericlsn numeric(25,0)

) returns binary(10)

AS

BEGIN

-- Declare components to be one step larger than the...