Keep them in the bator for a day or two if shipped eggs. If it's your own, make sure your incubator is on the right temp 99.5-100 forced air, 102 still air. Humidity 50-60%. One way to see if there is activity is to see if the humidity rises a little. Another is the sniff test, mainly for shipped eggs.
Yessir And Bob White Eggs Are About As Close As You Get To A Bullet Shape In Natural Form..... They Have Quite A Good Ballistic Coefficient To Them, Very Handy For Long Range Shots Where Accuracy Is Key
Now For Sheer Stopping Power At Close Range Or Good "thumping Power At Intermediate Range... I Prefer Pheasant Eggs