Retrieve pictures from instagram hashtag [#]

I need an application in windows forms C# to, once I press a button, will search for a hashtag in instagram and retrieve all pictures from it. eg: calouradaceub All pictures should be copied to a local folder in my computer. Regarding instagram stuffs like token , you develper should instruct me what to do in order to have my application working. PS: I have a library with all methods for that, if you want, just ask