function getRemainingPages() {
        if ($this->nextPage !== null && 
            $this->furthestPage !== null) {
            return $this->getPages($this->nextPage, $this->furthestPage, $this->urlStub);
        }

        return false;
    }
function getRemainingPages() {
        if ($this->nextPage !== null && 
            $this->furthestPage !== null) {
            return $this->getPages($this->nextPage, $this->furthestPage, $this->urlStub);
        }

        return false;
    }
Returns an iterator of the remaining pages if both
$nextPage and $furthestPage are set, otherwise returns false