If we must die--let it not be like hogs Hunted and penned in an inglorious spot, While round us bark the mad and hungry dogs, Making their mock at our accursed lot. If we must die--oh, let us nobly die, So that our precious blood may not be s... Read more of If We Must Die at Martin Luther King.caInformational Site Network Informational
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Schweinfurt Blue

or Reboulleau's Blue, is prepared by fusing together equal weights of
ordinary arseniate of protoxide of copper and arseniate of potash, and
adding one-fifth its weight of nitre to the fused mass. The result is,
so to speak, a sort of blue Scheele's green, into which latter colour it
soon passes when rubbed with oil.

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