Select the images that you want to include in your contact sheet
Create a NEW FOLDER
Place the images inside this folder.
Name the folder
Open Adobe Photoshop
File > Automate > Contact Sheet II
In the pop up window:
- Choose the folder where you placed all your images
- Check "Flatten All Layers" to keep the file size small
- Columns and Rows: place the numbers that will fit your need. For larger thumbnails choose 1 or 2 columns, 3-5 rows.....
- If you want to have the file name printed under each image - check the button to do so.
After you click OK - the contact sheet(s) will be created automatically. All you need to do is to sit back and watch it work.
When it's done - you will have one or more contact sheets (depends on the number of images).
To make them black-and-white: Image > Adjustments > Desaturate
Skip this part you want to keep the colors.
File > Print
Check the button to fit all thumbnails onto the printed page. Pring EACH CONTACT SHEET separately (as they are all separate files)