Assertion: zeppelin's album | /r/MadeOf | electric hard rock anthems
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text: Whereas their previous albums up to and including the previous year's Physical Graffiti contain electric hard rock anthems balanced with acoustic ballads and intricate arrangements, Presence was seen to include more simplified riffs, and is Led Zeppelin's only studio album that features no keyboards, and with the exception of a rhythm track on "Candy Store Rock", no acoustic guitar.