1945年抗戰勝利后,蔣介石(shi)(shi)撕下了(le)和(he)談的(de)(de)假面(mian)具,公(gong)然(ran)向全國(guo)各個(ge)解放區(qu)和(he)革命(ming)根據地(di)(di)發動(dong)了(le)大規模(mo)的(de)(de)軍事進攻(gong)。為(wei)貫徹執行黨中(zhong)央由防御轉(zhuan)為(wei)-的(de)(de)戰略(lve)部署(shu),1945年,浙東游擊縱隊奉命(ming)北(bei)撤,國(guo)民黨反動(dong)派乘勢(shi)而入(ru),-再度籠罩三(san)北(bei)大地(di)(di)。面(mian)對(dui)中(zhong)共(gong)(gong)慈(ci)鎮(zhen)(zhen)(zhen)縣(xian)(xian)工(gong)委領(ling)導開(kai)展的(de)(de)武裝游擊斗爭(zheng)和(he)群眾斗爭(zheng),國(guo)民黨反動(dong)派對(dui)三(san)北(bei)地(di)(di)區(qu)發動(dong)瘋(feng)狂(kuang)的(de)(de)政治(zhi)、軍事清剿,一時(shi)狼煙四(si)起(qi),崗哨林立(li)。為(wei)了(le)粉碎(sui)敵(di)人(ren)的(de)(de)清剿計劃,中(zhong)共(gong)(gong)慈(ci)鎮(zhen)(zhen)(zhen)縣(xian)(xian)工(gong)委在(zai)宓家埭(dai)地(di)(di)下黨員宓信官的(de)(de)配合下,在(zai)梅山(shan)北(bei)坡(po)找到了(le)一個(ge)天(tian)然(ran)石(shi)(shi)洞(dong)(dong),并利用該洞(dong)(dong)穴既(ji)能隱(yin)蔽疏散、又便(bian)于聯絡的(de)(de)有利條件(jian),辟其為(wei)中(zhong)共(gong)(gong)慈(ci)鎮(zhen)(zhen)(zhen)縣(xian)(xian)工(gong)委的(de)(de)秘密辦公(gong)地(di)(di),在(zai)此(ci)召開(kai)了(le)多(duo)次重要會議。四(si)明(ming)特(te)工(gong)委組(zu)織部長薛駒同志也(ye)曾到該洞(dong)(dong)傳達上級黨組(zu)織的(de)(de)指示。慈(ci)鎮(zhen)(zhen)(zhen)縣(xian)(xian)工(gong)委的(de)(de)領(ling)導人(ren)為(wei)革命(ming)棲身于此(ci),樂觀地(di)(di)把石(shi)(shi)洞(dong)(dong)稱為(wei)“石(shi)(shi)公(gong)館”。
從1947年冬(dong)到全(quan)(quan)國(guo)解放前夕,中共(gong)慈鎮(zhen)縣工委在“石公館”領(ling)導各地黨組織(zhi)和革命群眾,深(shen)入開展反清剿斗爭(zheng),多次粉碎(sui)了(le)國(guo)民黨反動派企圖扼殺慈鎮(zhen)地區(qu)革命力量的陰謀,發展壯大了(le)革命武裝,為(wei)全(quan)(quan)國(guo)解放戰爭(zheng)的戰略-作(zuo)出了(le)積極的貢獻。
“石公館”位于(yu)慈溪市觀海衛鎮昌明村梅山北坡崖壁峭(qiao)石之中,是由幾塊不規則的(de)巨石構成(cheng)的(de)天然洞穴(xue),洞口(kou)朝西北,洞高(gao)2.3米(mi),深3.5米(mi),底寬1.9米(mi)。
“石(shi)公(gong)館(guan)”是解(jie)放戰(zhan)爭(zheng)(zheng)中(zhong)黨領導人(ren)(ren)(ren)(ren)民(min)開展武裝斗(dou)(dou)爭(zheng)(zheng)的歷史見證。1985年(nian)(nian)(nian)(nian)5月,慈(ci)溪縣人(ren)(ren)(ren)(ren)民(min)政(zheng)府對“石(shi)公(gong)館(guan)”周邊環境進行了(le)(le)(le)整治(zhi),并(bing)修筑了(le)(le)(le)一(yi)條寬1米、長350米的臺階式(shi)石(shi)徑(jing)小道,在(zai)危石(shi)崖壁處(chu)設置了(le)(le)(le)鋼管護(hu)欄。同年(nian)(nian)(nian)(nian),中(zhong)國當代書(shu)法家張(zhang)森為“石(shi)公(gong)館(guan)”書(shu)丹題額(e),洞左壁勒石(shi)題刻(ke)《石(shi)公(gong)館(guan)記》:“1947年(nian)(nian)(nian)(nian)冬,中(zhong)共慈(ci)鎮(zhen)縣工委(wei)(wei)為在(zai)國民(min)黨反(fan)動派-下推進人(ren)(ren)(ren)(ren)民(min)游擊戰(zhan)爭(zheng)(zheng),于(yu)梅(mei)山北坡(po)巨石(shi)群中(zhong)尋得這(zhe)一(yi)山洞,作(zuo)為工委(wei)(wei)機(ji)關(guan)秘密駐地(di),名之曰‘石(shi)公(gong)館(guan)’。梅(mei)山地(di)處(chu)慈(ci)鎮(zhen)中(zhong)心,松竹繁密,人(ren)(ren)(ren)(ren)跡(ji)罕至,既利(li)于(yu)聯絡(luo),又宜于(yu)隱蔽,工委(wei)(wei)許多(duo)重要會議在(zai)此召開。革命者(zhe)棲(qi)身(shen)山野,心懷天(tian)下,依靠(kao)群眾,堅持斗(dou)(dou)爭(zheng)(zheng)一(yi)年(nian)(nian)(nian)(nian)有余,多(duo)次粉碎敵人(ren)(ren)(ren)(ren)政(zheng)治(zhi)、軍(jun)事清剿,發(fa)展壯大(da)人(ren)(ren)(ren)(ren)民(min)力量,在(zai)慈(ci)鎮(zhen)人(ren)(ren)(ren)(ren)民(min)解(jie)放斗(dou)(dou)爭(zheng)(zheng)史上譜寫了(le)(le)(le)光輝篇章(zhang)。”
1986年(nian)慈溪縣人民政府將“石公館”公布(bu)為第(di)二批文物保護單位。