Broken staticflickr links

The following links referenced on the website are broken:

436046: http://farm4.staticflickr.com/3625/3330976775_9f334f3c29_z.jpg
350268: http://farm4.staticflickr.com/3015/3074028807_431de37c59_z.jpg
436221: http://farm4.staticflickr.com/3003/2471542658_3000a2b82f_z.jpg
436078: http://farm1.staticflickr.com/88/238513779_1aa197d312_z.jpg