The birthfather is listed on the online Social Security Death Index at
http://ssdi.rootsweb.comas Louis J. CHASSE, with the years of birth and death you have posted on another message board. If you wish, you can add a free annotation to his entry, containing a message for his children and grandchildren. To do this, find his entry on the SSDI, then click on "Add Post-em."
Every few months, you could search for the surname "chasse" (use all lower case letters) using the NAMES option on the Advanced Search at
http://registry.adoption.com/advanced_search.php?action=name...You can ask if there is a mutual consent reunion registry under state auspices : Lisa Rollin, Adoption Specialist, Dept. of Health and Social Services, Div. of Family and Youth Services, POB 110630, Juneau AK 99811. phone 907-465-3633.
Reg Niles