Data Entry for 40K records

We are looking at completion of 40K records to be enhanced and cleaned at present. Each record is having 57 fields and approx 10 fields data would be available from our side. So, operator on an average need to search for 47 fields per record There would be images and some data. Operator need to fill data available in image For fields not available in image, operator need to search on web and fill forms.