Joe, I re-sized them for you. Hope you can see them now!
Springs:
[ATTACH=CONFIG]321659[/ATTACH]
Short shank:
[ATTACH=CONFIG]321660[/ATTACH]
Attachment to make regular foot a spring foot:
[ATTACH=CONFIG]321661[/ATTACH][ATTACH=CONFIG]321664[/ATTACH][ATTACH=CONFIG]321667[/ATTACH][ATTACH=CONFIG]321668[/ATTACH][ATTACH=CONFIG]321669[/ATTACH]