How much would issues 421 through 423 and 35 of the original Batman series be worth today with no tears or stains?

The value of comic books can vary significantly based on condition, rarity, and demand. As of October 2023, issues 421 through 423 of the Batman series typically range from $10 to $30 each in near-mint condition, while issue 35, being from the Golden Age, could be worth several hundred to over a thousand dollars, depending on its specific condition and market interest. Collectors often pay a premium for copies without tears or stains. For precise values, consulting a comic book price guide or a professional appraiser is advisable.