25 YEAR CERTIFICATE ( 25 ) Start date –Your 25th Anniversary as a YLISSB System Member.
This certificate will be issued to any member requesting it, free of charge, for 25 years of membership
Email to: awards@ylsystem.org
YL International Single Sideband System, Inc is a 501 [c] 7 non-for-profit organization. ©1961 – 2023
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