What has to be done:
1) Go to specified internet location
2) Download 2 images (or copy them to photo editing program)
3) Merge 2 images to 1 (1st is above, 2nd is below)
4) Adjust width to 770 pixels
5) Save merged image to JPG file with specific name
(6) Sometimes some small details on image has to be changed, small copy-paste job. In some cases, not always.
This job has to be done for a lot of images.
See more details in attached PDF file.