Check if the element is undefined or not as sometimes the search investor returns books that don't exist in the book ingestor
Check if the element is undefined or not as sometimes the search investor returns books that don't exist in the book ingestor

blinkboxbooks/client-web-app.js,iQuarK/client-web-app.js,blinkboxbooks/client-web-app.js,iQuarK/client-web-app.js,iQuarK/client-web-app.js,iQuarK/client-web-app.js