I found that model 0735621543 has no torn pages, which is a big plus.
Philco – 49-504-1/49-505 – Radio – Original Service Manual – 1949
This 1973 copy has a few light creases, but nothing major at all.
Philco – 48-472 Revised – Radio – Original Service Manual – 1948
I really enjoy the way 0794849040 opens without any creaking or resistance.
Philco – Model 51-530-532-534 – Radio – Original Service Manual – 1951
What stands out about this item is its spiral bound spine, still smooth and functional.
