Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_4157 ( "Regiment" text, "Company" text, "Company Commander" text, "Date of Election/Commission" text, "County" text )

### Question ###
What are the counties who company commander is Captain James R. Jackson and whose election of commission date is April 29, 1861?

### Accurate SQL ###

SELECT "County" FROM table_4157 WHERE "Date of Election/Commission" = 'April 29, 1861' AND "Company Commander" = 'Captain James R. Jackson'