Original Card for a Foreign Born U.S. Citizen Adopted Child 
Information You must present original documents or copies certified by the agency that issued them. We cannot accept photocopies or notarized copies. All documents must be current not expired. We cannot accept a receipt showing you applied for the document. Adoption In some cases , we can assign your adopted child a number before the adoption is complete , but you may want to wait. Then , you can apply for the number using your child's new name. If you want to claim your child for tax purposes while the adoption is still pending , contact the Internal Revenue Service for Form W-7A, Application for Taxpayer Identification Number for Pending U.S. Adoptions. For more information, see Social Security Numbers For Children (Publication No. 05-10023). 

What original documents do I need? 
Citizenship We can accept only certain documents as proof of U.S. citizenship. These include a U.S. passport, Certificate of Naturalization N-550/N-570 or Certificate of Citizenship N-560/N-561. Foreign - born adopted children residing permanently in the United States may automatically acquire U.S. citizenship when they meet certain requirements. We may accept the following as evidence of U.S. citizenship : Certificate of Citizenship N-560/N-561 ; Certificate of Naturalization N-550/N-570 ; Machine Readable Immigrant Visa MRIV showing a category code of IR3 or IH3 ; or U.S. passport. Age You must present your child's foreign birth certificate if you have it or can get it within 10 days. If not , we will consider other documents such as your child's passport or a document issued by the Department of Homeland Security DHS as evidence of your child's age. Anyone age 12 or older requesting an original Social Security number must appear in person for an interview. We will ask for evidence to show that your child does not have a Social Security number. Here are examples of documents you can use to prove a Social Security number was 

user: What original documents do I need to produce when looking for an original Social Security card for a foreign born US citizen adopted child?

assistant: First of all, we need to establish the citizenship of the child

assistant: Do you have original documents for the child in question?

user: Yes, I have original documentation for the child

assistant: If you don't have your child's foreign birth certificate or cannot get it within 10 days, we can use your child's passport or either a document issued by the Department of Homeland Security as evidence of your child's age

user: Will you need to see identification for me, and if so, what form of identification is accepted?

assistant: Yes, you will need to provide identification. Any document that you present to us must be current and not expired, must show your name and have identifying information included, for example, your date of birth or your age. It would be preferable if the identification had a recent photograph also

user: What information is required if my child is applying for an original Social Security number?

assistant: You will need to provide us with information regarding the schools that your child has attended. We may also ask you to provide copies of tax records which will show that your child never had a Social Security number assigned to them