सिद्धान्तदर्पण (महामहोपाध्याय सामन्त चन्द्रशेखर सिंह - नग्न-नेत्र खगोल वेध एवं गणित महाकोश)

२५?
Look at the character in question:
It is ५ । १ । २ ४ । १ ७ । २ ५ !
Wait! Look at the '४' in : "(२४)".
Look at the '४' in : "१७।२४".
The shape of '४' in this font: it has an open top, a vertical right stroke, and a curved left stroke that loops inward!
Wait, in , is it '४' or '६'?
Look at the top of that glyph in : it has a vertical stroke on the right, and the loop on the left!
Wait, THAT IS A ४!
In Hindi fonts of that era, ४ is often shaped like a devanagari '४' which looks somewhat like an English '8' or a '४' where the top left loops into the vertical.
Wait, let's compare it directly to '६' in line 16:
Wait, is there a ६ in line 16? No.
Compare it to '६' in line 15: "६०"!
In ६०, '६' has a head that curves down, then a big loop to the right!
In line 16, the glyph does NOT have a head curving down. It has a vertical right stroke and a left bowl! It is DEFINITELY a ४!
Wait, but why does it look slightly rounded? Because of ink spread. But it is definitely meant