One way to do this to install the Chrome Extension "Image Downloader". You don't have may photos so just open each individual album, one at a time. There is an option in this extension to
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specify a download subfolder, just copy the album name and paste it into this field. Tick "Select All", then press the download button. The photos will be copied into a subfolder(album name) in your Downloads folder
I'm not using Chrome. Will this be a problem?