It can be safe if the attic is dry, well-ventilated, and free from pests. But it's not always the best option as temperature and humidity fluctuations could damage the comics.
Well, a good way to store comics is to keep them in a dry and cool place. You might also want to organize them in boxes or on shelves by series or release date. This makes it easier to find the ones you want.
Put them in plastic sleeves to protect from dust and moisture. Then, place them in specially designed comic storage boxes. Keep the boxes in a dry and cool place.
To store comics in a binder effectively, ensure the binder has enough capacity. Place the comics neatly, avoiding overcrowding. And don't forget to label the sections for easy identification.
Timely Comics was moderately popular. It had a decent collection and attracted a fair number of customers, but it wasn't the most renowned in the area.