Speaking of WC872, I was looking for data for H570 and it was mentioned as being similar to WC872. Can't say if this is so, but it was mentioned in some of the forum posts.
In case anyone is looking for data on older powders, such as H570, I did find the following (can't guarantee this data, of course):
H570 Data
From Hornady Handbook, 1979
.264 Winchester Magnum - Win. case, Rem. 9 ½ primer
140-gr. Spire Point - 71.3 to 76.0 grs. - 2900 to 3100 fps
160-gr. Round Nose - 66.1 to 71.7 - 2500 to 2800
7mm Remington Magnum - Peters case, Fed. 215 primer
175-gr. Spire Point - 71.6 to 76.6 - 2600 to 2800
.300 H&H Magnum - Win. case, Win 120 primer
220-gr. Round Nose - 68.0 to 78.0 - 2300 to 2600
From Speer #6, 1964
.257 Roberts Ackley Improved - Remington case, Rem. 9 ½ primer
100-gr. Speer 257-100-6-SP - 56.0 to 60.0 - 2705 to 2934 fps
120-gr. Speer 257-120-10-SP - 56.0 to 60.0 - 2699 to 2865
.25-06 Remington - Arsenal case (reformed .30-'06?) - CCI 200 primer
100-gr. Speer 257-100-6-SP - 59.0 to 63.0 - 3035 to 3253 fps
120-gr. Speer 257-120-10-SP - 59.0 to 63.0 - 2924 to 3113 fps
.257 Weatherby Magnum - Western cases, CCI 200 primer
100-gr. Speer 257-100-6-SP - 75.0 to 79.0 - 3132 to 3322 fps
120-gr. Speer 257-120-10-SP - 74.0 to 78.0 - 3034 to 3222
6.5x.257 Roberts - Remington case, Rem. 9 ½ primer
140-gr. Speer 263-140-10-SP - 53.0 to 57.0 - 2290 to 2492 fps
6.5x55mm Swedish Mauser - Norma cases, CCI 200 primer
140-gr. Speer 263-140-10-SP - 52.0 to 56.0 - 2315 to 2513 fps
.264 Winchester Magnum - Winchester case, CCI 200 primer
120-gr. Speer 263-120-6-SP - 75.0 to 79.0 - 3275 to 3457 fps
140-gr. Speer 263-140-10-SP - 71.0 to 75.0 - 3194 to 3313
.270 WCF - Remington case, CCI 200 primer
150-gr. Speer 277-150-6-SP - 61.0 to 65.0 - 2672 to 2820 fps
170-gr. Speer 277-170-GP-SP - 61.0 to 65.0 - 2612 to 2793
.270 Weatherby Magnum - Remington case, CCI 200 primer
130-gr. Speer 277-130-6-SP - 79.0 to 83.0 - 3175 to 3318 fps
150-gr. Speer 277-150-6-SP - 79.0 to 83.0 - 3106 to 3258
170-gr. Speer 277-170-GP-SP - 75.0 to 79.0 - 2882 to 3056
.280 Remington, 7mm-06, 7x64mm - Remington case, CCI 200 primer
145-gr. Speer 284-145-6-SP - 59.0 to 63.0 - 2540 to 2683 fps
59.0 grs. MAXIMUM for Model 760, 740 rifles
160-gr. Speer 284-160-10-SP - 59.0 to 63.0 - 2597 to 2761
59.0 grs. MAXIMUM for Model 760, 740 rifles
7x61 Sharpe & Hart - Norma case, CCI 200 primer
145-gr. Speer 284-145-6-SP - 73.0 to 77.0 - 2862 to 3055 fps
160-gr. Speer 284-160-10-SP - 73.0 to 77.0 - 2833 to 3034
7mm Remington Magnum - Remington case, CCI 250 primer
130-gr. Speer 284-130-6-SP - 79.0 to 83.0 - 3024 to 3191 fps
145-gr. Speer 284-145-6-SP - 79.0 to 83.0 - 2974 to 3156
160-gr. Speer 284-160-6-SP - 79.0 to 83.0 - 2962 to 3113
7mm Weatherby Magnum - Western case, CCI 200 primer
130-gr. Speer 284-130-6-SP - 80.0 to 84.0 - 3034 to 3189 fps
145-gr. Speer 284-145-6-SP - 78.0 to 82.0 - 2943 to 3080
160-gr. Speer 284-160-6-SP - 78.0 to 82.0 - 2916 to 3060
.300 H&H Magnum - Western case, CCI 200 primer
180-gr. Speer 3085-180-6-SP - 79.0 to 83.0 - 2783 to 2939 fps
200-gr. Speer 3085-200-6-SP - 75.0 to 79.0 - 2614 to 2729
.308 Norma Magnum - Norma case, CCI 200 primer
200-gr. Speer 3085-200-6-SP - 81.0 to 85.0 - 2680 to 2853 fps
.300 Weatherby Magnum - Remington case, Rem. 9 ½ primer
180-gr. Speer 3085-180-6-SP - 92.0 to 98.0 - 2969 to 3121 fps
180-gr. Speer 3085-180-6-SP - 89.0 to 95.0 - 2833 to 3027
.338 Winchester Magnum - Western case, CCI 200 primer
275-gr. Speer 338-275-55-SP - 79.0 to 85.0 - 2390 to 2629 fps